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Finding the Third Proportional to 85,248 and 133,727

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Solution

The third proportional to 85,248 and 133,727 is: 209,775.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,248 : 133,727 = 133,727 : x
  2. Step 2: Convert to fraction form
    85,248/133,727 = 133,727/x
  3. Step 3: Cross multiply
    85,248x = 133,727 × 133,727
  4. Step 4: Simplify right side
    85,248x = 17,882,910,529
  5. Step 5: Solve for x
    x = 17,882,910,529/85,248
  6. Step 6: Final answer
    x = 209,775.13

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.