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Finding the Third Proportional to 41,508 and 64,377

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Solution

The third proportional to 41,508 and 64,377 is: 99,845.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,508 : 64,377 = 64,377 : x
  2. Step 2: Convert to fraction form
    41,508/64,377 = 64,377/x
  3. Step 3: Cross multiply
    41,508x = 64,377 × 64,377
  4. Step 4: Simplify right side
    41,508x = 4,144,398,129
  5. Step 5: Solve for x
    x = 4,144,398,129/41,508
  6. Step 6: Final answer
    x = 99,845.77

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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.