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Finding the Fourth Proportional to 373,715.14, 560,239.32 and 137,002.54

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Solution

The fourth proportional to 373,715.14, 560,239.32 and 137,002.54 is: 205,381.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,715.14 : 560,239.32 = 137,002.54 : x
  2. Step 2: Convert to fraction form
    373,715.14/560,239.32 = 137,002.54/x
  3. Step 3: Cross multiply
    373,715.14x = 560,239.32 × 137,002.54
  4. Step 4: Simplify right side
    373,715.14x = 76,754,209,847.87
  5. Step 5: Solve for x
    x = 76,754,209,847.87/373,715.14
  6. Step 6: Final answer
    x = 205,381.59

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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.