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Finding the Third Proportional to 80,372.25 and 181,794.38

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Solution

The third proportional to 80,372.25 and 181,794.38 is: 411,201.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,372.25 : 181,794.38 = 181,794.38 : x
  2. Step 2: Convert to fraction form
    80,372.25/181,794.38 = 181,794.38/x
  3. Step 3: Cross multiply
    80,372.25x = 181,794.38 × 181,794.38
  4. Step 4: Simplify right side
    80,372.25x = 33,049,194,781.64
  5. Step 5: Solve for x
    x = 33,049,194,781.64/80,372.25
  6. Step 6: Final answer
    x = 411,201.56

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Why These Related Problems?

These problems maintain the same ratio (2.26) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.