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Finding the Third Proportional to 60,614.75 and 131,721.50

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Solution

The third proportional to 60,614.75 and 131,721.50 is: 286,243.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,614.75 : 131,721.50 = 131,721.50 : x
  2. Step 2: Convert to fraction form
    60,614.75/131,721.50 = 131,721.50/x
  3. Step 3: Cross multiply
    60,614.75x = 131,721.50 × 131,721.50
  4. Step 4: Simplify right side
    60,614.75x = 17,350,553,562.25
  5. Step 5: Solve for x
    x = 17,350,553,562.25/60,614.75
  6. Step 6: Final answer
    x = 286,243.09

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.