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Finding the Fourth Proportional to 57,494.64, 86,241.98 and 25,867.76

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Solution

The fourth proportional to 57,494.64, 86,241.98 and 25,867.76 is: 38,801.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,494.64 : 86,241.98 = 25,867.76 : x
  2. Step 2: Convert to fraction form
    57,494.64/86,241.98 = 25,867.76/x
  3. Step 3: Cross multiply
    57,494.64x = 86,241.98 × 25,867.76
  4. Step 4: Simplify right side
    57,494.64x = 2,230,886,840.56
  5. Step 5: Solve for x
    x = 2,230,886,840.56/57,494.64
  6. Step 6: Final answer
    x = 38,801.65

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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.