100 + (X-100) x 2 / 3 = 3 / 4 x to solve the equation

100 + (X-100) x 2 / 3 = 3 / 4 x to solve the equation


100+(2(x-100))/3=3/4 x→(100+2x)/3=3/4 x
So 1 / 12 x = 100 / 3, so x = 400