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Finding the Third Proportional to 133,612 and 207,060

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Solution

The third proportional to 133,612 and 207,060 is: 320,883.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,612 : 207,060 = 207,060 : x
  2. Step 2: Convert to fraction form
    133,612/207,060 = 207,060/x
  3. Step 3: Cross multiply
    133,612x = 207,060 × 207,060
  4. Step 4: Simplify right side
    133,612x = 42,873,843,600
  5. Step 5: Solve for x
    x = 42,873,843,600/133,612
  6. Step 6: Final answer
    x = 320,883.18

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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.