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Finding the Third Proportional to 61,454 and 87,753

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Solution

The third proportional to 61,454 and 87,753 is: 125,306.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,454 : 87,753 = 87,753 : x
  2. Step 2: Convert to fraction form
    61,454/87,753 = 87,753/x
  3. Step 3: Cross multiply
    61,454x = 87,753 × 87,753
  4. Step 4: Simplify right side
    61,454x = 7,700,589,009
  5. Step 5: Solve for x
    x = 7,700,589,009/61,454
  6. Step 6: Final answer
    x = 125,306.55

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.