Solution:The pattern followed here is :(First number ÷ 2) = Second number, (Second number ÷ 2) = Third number
(80, 40, 20) → (80 ÷ 2) = 40, (40 ÷ 2) = 20
(112, 56, 28) → (112 ÷ 2) = 56, (56 ÷ 2) = 28
Similarly,
(244, 122, ?) → (244 ÷ 2) = 122, (122 ÷ 2) = 61