Finding the Third Proportional to 71,646.75 and 153,861.75
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Solution
The third proportional to 71,646.75 and 153,861.75 is: 330,418.87
Step by Step Solution
- Step 1: Write the proportion equation
71,646.75 : 153,861.75 = 153,861.75 : x - Step 2: Convert to fraction form
71,646.75/153,861.75 = 153,861.75/x - Step 3: Cross multiply
71,646.75x = 153,861.75 × 153,861.75 - Step 4: Simplify right side
71,646.75x = 23,673,438,113.06 - Step 5: Solve for x
x = 23,673,438,113.06/71,646.75 - Step 6: Final answer
x = 330,418.87
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.