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Finding the Third Proportional to 80,559 and 176,670

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Solution

The third proportional to 80,559 and 176,670 is: 387,446.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,559 : 176,670 = 176,670 : x
  2. Step 2: Convert to fraction form
    80,559/176,670 = 176,670/x
  3. Step 3: Cross multiply
    80,559x = 176,670 × 176,670
  4. Step 4: Simplify right side
    80,559x = 31,212,288,900
  5. Step 5: Solve for x
    x = 31,212,288,900/80,559
  6. Step 6: Final answer
    x = 387,446.33

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.