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Finding the Third Proportional to 29,644 and 63,672

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Solution

The third proportional to 29,644 and 63,672 is: 136,760.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,644 : 63,672 = 63,672 : x
  2. Step 2: Convert to fraction form
    29,644/63,672 = 63,672/x
  3. Step 3: Cross multiply
    29,644x = 63,672 × 63,672
  4. Step 4: Simplify right side
    29,644x = 4,054,123,584
  5. Step 5: Solve for x
    x = 4,054,123,584/29,644
  6. Step 6: Final answer
    x = 136,760.34

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.