Home / 57,154.28-78,874.17-32,624.59

Finding the Fourth Proportional to 57,154.28, 78,874.17 and 32,624.59

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Solution

The fourth proportional to 57,154.28, 78,874.17 and 32,624.59 is: 45,022.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,154.28 : 78,874.17 = 32,624.59 : x
  2. Step 2: Convert to fraction form
    57,154.28/78,874.17 = 32,624.59/x
  3. Step 3: Cross multiply
    57,154.28x = 78,874.17 × 32,624.59
  4. Step 4: Simplify right side
    57,154.28x = 2,573,237,112.77
  5. Step 5: Solve for x
    x = 2,573,237,112.77/57,154.28
  6. Step 6: Final answer
    x = 45,022.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.