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Finding the Fourth Proportional to 244,452.66, 366,679.29 and 66,961.21

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Solution

The fourth proportional to 244,452.66, 366,679.29 and 66,961.21 is: 100,441.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,452.66 : 366,679.29 = 66,961.21 : x
  2. Step 2: Convert to fraction form
    244,452.66/366,679.29 = 66,961.21/x
  3. Step 3: Cross multiply
    244,452.66x = 366,679.29 × 66,961.21
  4. Step 4: Simplify right side
    244,452.66x = 24,553,288,940.34
  5. Step 5: Solve for x
    x = 24,553,288,940.34/244,452.66
  6. Step 6: Final answer
    x = 100,441.90

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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.