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Finding the Third Proportional to 63,369 and 134,892

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Solution

The third proportional to 63,369 and 134,892 is: 287,141.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,369 : 134,892 = 134,892 : x
  2. Step 2: Convert to fraction form
    63,369/134,892 = 134,892/x
  3. Step 3: Cross multiply
    63,369x = 134,892 × 134,892
  4. Step 4: Simplify right side
    63,369x = 18,195,851,664
  5. Step 5: Solve for x
    x = 18,195,851,664/63,369
  6. Step 6: Final answer
    x = 287,141.22

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.