Finding the Third Proportional to 74,660 and 161,197
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Solution
The third proportional to 74,660 and 161,197 is: 348,037.41
Step by Step Solution
- Step 1: Write the proportion equation
74,660 : 161,197 = 161,197 : x - Step 2: Convert to fraction form
74,660/161,197 = 161,197/x - Step 3: Cross multiply
74,660x = 161,197 × 161,197 - Step 4: Simplify right side
74,660x = 25,984,472,809 - Step 5: Solve for x
x = 25,984,472,809/74,660 - Step 6: Final answer
x = 348,037.41
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.