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Finding the Third Proportional to 68,592 and 103,748

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Solution

The third proportional to 68,592 and 103,748 is: 156,922.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,592 : 103,748 = 103,748 : x
  2. Step 2: Convert to fraction form
    68,592/103,748 = 103,748/x
  3. Step 3: Cross multiply
    68,592x = 103,748 × 103,748
  4. Step 4: Simplify right side
    68,592x = 10,763,647,504
  5. Step 5: Solve for x
    x = 10,763,647,504/68,592
  6. Step 6: Final answer
    x = 156,922.78

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.