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Finding the Fourth Proportional to 57,125.66, 85,709.95 and 23,842.76

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Solution

The fourth proportional to 57,125.66, 85,709.95 and 23,842.76 is: 35,773.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,125.66 : 85,709.95 = 23,842.76 : x
  2. Step 2: Convert to fraction form
    57,125.66/85,709.95 = 23,842.76/x
  3. Step 3: Cross multiply
    57,125.66x = 85,709.95 × 23,842.76
  4. Step 4: Simplify right side
    57,125.66x = 2,043,561,279.31
  5. Step 5: Solve for x
    x = 2,043,561,279.31/57,125.66
  6. Step 6: Final answer
    x = 35,773.09

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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.