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Finding the Third Proportional to 79,632 and 124,293

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Solution

The third proportional to 79,632 and 124,293 is: 194,001.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,632 : 124,293 = 124,293 : x
  2. Step 2: Convert to fraction form
    79,632/124,293 = 124,293/x
  3. Step 3: Cross multiply
    79,632x = 124,293 × 124,293
  4. Step 4: Simplify right side
    79,632x = 15,448,749,849
  5. Step 5: Solve for x
    x = 15,448,749,849/79,632
  6. Step 6: Final answer
    x = 194,001.78

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.