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Finding the Third Proportional to 63,848 and 138,892

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Solution

The third proportional to 63,848 and 138,892 is: 302,139.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,848 : 138,892 = 138,892 : x
  2. Step 2: Convert to fraction form
    63,848/138,892 = 138,892/x
  3. Step 3: Cross multiply
    63,848x = 138,892 × 138,892
  4. Step 4: Simplify right side
    63,848x = 19,290,987,664
  5. Step 5: Solve for x
    x = 19,290,987,664/63,848
  6. Step 6: Final answer
    x = 302,139.26

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.