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Finding the Fourth Proportional to 57,227.29, 85,859.61 and 27,648.52

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Solution

The fourth proportional to 57,227.29, 85,859.61 and 27,648.52 is: 41,481.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,227.29 : 85,859.61 = 27,648.52 : x
  2. Step 2: Convert to fraction form
    57,227.29/85,859.61 = 27,648.52/x
  3. Step 3: Cross multiply
    57,227.29x = 85,859.61 × 27,648.52
  4. Step 4: Simplify right side
    57,227.29x = 2,373,891,144.28
  5. Step 5: Solve for x
    x = 2,373,891,144.28/57,227.29
  6. Step 6: Final answer
    x = 41,481.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.