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Finding the Fourth Proportional to 57,371.76, 85,996.11 and 27,748.85

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Solution

The fourth proportional to 57,371.76, 85,996.11 and 27,748.85 is: 41,593.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,371.76 : 85,996.11 = 27,748.85 : x
  2. Step 2: Convert to fraction form
    57,371.76/85,996.11 = 27,748.85/x
  3. Step 3: Cross multiply
    57,371.76x = 85,996.11 × 27,748.85
  4. Step 4: Simplify right side
    57,371.76x = 2,386,292,831.05
  5. Step 5: Solve for x
    x = 2,386,292,831.05/57,371.76
  6. Step 6: Final answer
    x = 41,593.51

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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.