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Finding the Third Proportional to 27,711 and 57,393

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Solution

The third proportional to 27,711 and 57,393 is: 118,868.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,711 : 57,393 = 57,393 : x
  2. Step 2: Convert to fraction form
    27,711/57,393 = 57,393/x
  3. Step 3: Cross multiply
    27,711x = 57,393 × 57,393
  4. Step 4: Simplify right side
    27,711x = 3,293,956,449
  5. Step 5: Solve for x
    x = 3,293,956,449/27,711
  6. Step 6: Final answer
    x = 118,868.19

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.