Component______ Quanity(oz)______ Percent_____Final Mix
Gas ___________ 30 ______________30/45 ________________ 66.6%
Meth ___________ 5 ______________________5/45
Oil 0
Glow Fuel 15-15__ 10 ______ % ______oz.
___ Meth Quan x Vol used_____.70 ____ 7 ____ 7/45
___ Oil ____________________.15 _____ 1.5 ________1.5/45 ______3.3%
___ Nitro ___________________.15 _____ 1.5 ________ 1.5/45 _____ 3.3%

__________________________________Tot Meth (5+7)/45 _________26.67%
Quan
Total
_________________ 45 (sum) ________________45 ______________ 100%

Hope this post properly more time to put on Word Pad than to input to a spreadsheet.
Quanities of individual components divided by the Combined Total all of the parts
Allows seeing ' What if I mixed various items what the end result would be. At over $50USD
per gallon for glow locally, I plan to Home Brew. Note the row for adding additional oil if needed.

Ralph: Oz of Oil in volume of glow used divided by Total Oz in the mix. (above example 1.5/45=30 1 part in 30 is oil)