Formula to convert 74.2 liters to gallons is to multiply 74.2 by 0.264172 (this is the value for 1 liter to gallon).
Convert 74.2 Liters to Gallons results
74.2 x 0.264172052 = 19.60156628808
74.2 l = 19.6 gal
To conclude the answer for 74.2 liters is nineteen point six gallons