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Finding the Third Proportional to 52,936 and 81,892

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Solution

The third proportional to 52,936 and 81,892 is: 126,686.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,936 : 81,892 = 81,892 : x
  2. Step 2: Convert to fraction form
    52,936/81,892 = 81,892/x
  3. Step 3: Cross multiply
    52,936x = 81,892 × 81,892
  4. Step 4: Simplify right side
    52,936x = 6,706,299,664
  5. Step 5: Solve for x
    x = 6,706,299,664/52,936
  6. Step 6: Final answer
    x = 126,686.94

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.