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Finding the Third Proportional to 44,631 and 69,151

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Solution

The third proportional to 44,631 and 69,151 is: 107,142.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,631 : 69,151 = 69,151 : x
  2. Step 2: Convert to fraction form
    44,631/69,151 = 69,151/x
  3. Step 3: Cross multiply
    44,631x = 69,151 × 69,151
  4. Step 4: Simplify right side
    44,631x = 4,781,860,801
  5. Step 5: Solve for x
    x = 4,781,860,801/44,631
  6. Step 6: Final answer
    x = 107,142.14

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.