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Finding the Third Proportional to 156,750 and 342,902

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Solution

The third proportional to 156,750 and 342,902 is: 750,123.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,750 : 342,902 = 342,902 : x
  2. Step 2: Convert to fraction form
    156,750/342,902 = 342,902/x
  3. Step 3: Cross multiply
    156,750x = 342,902 × 342,902
  4. Step 4: Simplify right side
    156,750x = 117,581,781,604
  5. Step 5: Solve for x
    x = 117,581,781,604/156,750
  6. Step 6: Final answer
    x = 750,123.01

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.