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Finding the Fourth Proportional to 57,591.44, 86,275.07 and 32,555.76

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Solution

The fourth proportional to 57,591.44, 86,275.07 and 32,555.76 is: 48,770.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,591.44 : 86,275.07 = 32,555.76 : x
  2. Step 2: Convert to fraction form
    57,591.44/86,275.07 = 32,555.76/x
  3. Step 3: Cross multiply
    57,591.44x = 86,275.07 × 32,555.76
  4. Step 4: Simplify right side
    57,591.44x = 2,808,750,291.80
  5. Step 5: Solve for x
    x = 2,808,750,291.80/57,591.44
  6. Step 6: Final answer
    x = 48,770.27

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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.