Home / 45,358.20-67,909.50-34,229.52

Finding the Fourth Proportional to 45,358.20, 67,909.50 and 34,229.52

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Solution

The fourth proportional to 45,358.20, 67,909.50 and 34,229.52 is: 51,247.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,358.20 : 67,909.50 = 34,229.52 : x
  2. Step 2: Convert to fraction form
    45,358.20/67,909.50 = 34,229.52/x
  3. Step 3: Cross multiply
    45,358.20x = 67,909.50 × 34,229.52
  4. Step 4: Simplify right side
    45,358.20x = 2,324,509,588.44
  5. Step 5: Solve for x
    x = 2,324,509,588.44/45,358.20
  6. Step 6: Final answer
    x = 51,247.84

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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.