Home / 266,747.87-400,229.94-116,909.21

Finding the Fourth Proportional to 266,747.87, 400,229.94 and 116,909.21

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Solution

The fourth proportional to 266,747.87, 400,229.94 and 116,909.21 is: 175,411.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,747.87 : 400,229.94 = 116,909.21 : x
  2. Step 2: Convert to fraction form
    266,747.87/400,229.94 = 116,909.21/x
  3. Step 3: Cross multiply
    266,747.87x = 400,229.94 × 116,909.21
  4. Step 4: Simplify right side
    266,747.87x = 46,790,564,102.60
  5. Step 5: Solve for x
    x = 46,790,564,102.60/266,747.87
  6. Step 6: Final answer
    x = 175,411.20

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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.