Finding the Third Proportional to 76,968.84 and 168,123.09
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Solution
The third proportional to 76,968.84 and 168,123.09 is: 367,231.38
Step by Step Solution
- Step 1: Write the proportion equation
76,968.84 : 168,123.09 = 168,123.09 : x - Step 2: Convert to fraction form
76,968.84/168,123.09 = 168,123.09/x - Step 3: Cross multiply
76,968.84x = 168,123.09 × 168,123.09 - Step 4: Simplify right side
76,968.84x = 28,265,374,652.07 - Step 5: Solve for x
x = 28,265,374,652.07/76,968.84 - Step 6: Final answer
x = 367,231.38
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.