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Finding the Third Proportional to 45,374 and 68,107

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Solution

The third proportional to 45,374 and 68,107 is: 102,229.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,374 : 68,107 = 68,107 : x
  2. Step 2: Convert to fraction form
    45,374/68,107 = 68,107/x
  3. Step 3: Cross multiply
    45,374x = 68,107 × 68,107
  4. Step 4: Simplify right side
    45,374x = 4,638,563,449
  5. Step 5: Solve for x
    x = 4,638,563,449/45,374
  6. Step 6: Final answer
    x = 102,229.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.