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Finding the Fourth Proportional to 244,758.72, 337,753.44 and 137,318.88

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Solution

The fourth proportional to 244,758.72, 337,753.44 and 137,318.88 is: 189,492.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,758.72 : 337,753.44 = 137,318.88 : x
  2. Step 2: Convert to fraction form
    244,758.72/337,753.44 = 137,318.88/x
  3. Step 3: Cross multiply
    244,758.72x = 337,753.44 × 137,318.88
  4. Step 4: Simplify right side
    244,758.72x = 46,379,924,096.95
  5. Step 5: Solve for x
    x = 46,379,924,096.95/244,758.72
  6. Step 6: Final answer
    x = 189,492.43

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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.