Finding the Third Proportional to 71,517.75 and 157,317.75
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Solution
The third proportional to 71,517.75 and 157,317.75 is: 346,052.20
Step by Step Solution
- Step 1: Write the proportion equation
71,517.75 : 157,317.75 = 157,317.75 : x - Step 2: Convert to fraction form
71,517.75/157,317.75 = 157,317.75/x - Step 3: Cross multiply
71,517.75x = 157,317.75 × 157,317.75 - Step 4: Simplify right side
71,517.75x = 24,748,874,465.06 - Step 5: Solve for x
x = 24,748,874,465.06/71,517.75 - Step 6: Final answer
x = 346,052.20
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.