diketahui perbandingan antara panjang, lebar, dan tinggi balok 4 : 3 : 2 jika jumlah panjang rusuk balok 72 cm, volume balok adalah.....cm

Pk = 4(p+l+t)
72 = 4(4x+3x+2x)
72 = 4(9x)
72 = 36x
x = 72/36
x = 2

p = 4(2) = 8 cm
l = 3(2) = 6 cm
t = 2(2) = 4 cm

Maka;
Volume = plt
= 8 x 6 x 4
= 192 cm³