91 : 104 : : 119 :136 verify the following
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Answered by
46
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Proportion=
Mean×Mean terms= Extreme×Extreme terms
104×119=136×91
12376=12376
Therefore 91 : 104 : : 119 :136 is a valid proportion.
Proportion=
Mean×Mean terms= Extreme×Extreme terms
104×119=136×91
12376=12376
Therefore 91 : 104 : : 119 :136 is a valid proportion.
Answered by
19
Product of means = product of extremes
91×136=12376 .... (1)
104×119=12376 .... (2).
From equations (1)&(2),
91:104: : 119:136
91×136=12376 .... (1)
104×119=12376 .... (2).
From equations (1)&(2),
91:104: : 119:136
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