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Finding the Third Proportional to 67,491 and 150,534

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Solution

The third proportional to 67,491 and 150,534 is: 335,755.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,491 : 150,534 = 150,534 : x
  2. Step 2: Convert to fraction form
    67,491/150,534 = 150,534/x
  3. Step 3: Cross multiply
    67,491x = 150,534 × 150,534
  4. Step 4: Simplify right side
    67,491x = 22,660,485,156
  5. Step 5: Solve for x
    x = 22,660,485,156/67,491
  6. Step 6: Final answer
    x = 335,755.66

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.