Home / 153,379.92-229,963.13-67,944.39

Finding the Fourth Proportional to 153,379.92, 229,963.13 and 67,944.39

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Solution

The fourth proportional to 153,379.92, 229,963.13 and 67,944.39 is: 101,869.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,379.92 : 229,963.13 = 67,944.39 : x
  2. Step 2: Convert to fraction form
    153,379.92/229,963.13 = 67,944.39/x
  3. Step 3: Cross multiply
    153,379.92x = 229,963.13 × 67,944.39
  4. Step 4: Simplify right side
    153,379.92x = 15,624,704,250.62
  5. Step 5: Solve for x
    x = 15,624,704,250.62/153,379.92
  6. Step 6: Final answer
    x = 101,869.29

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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.