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Finding the Fourth Proportional to 373,988.62, 560,982.92 and 93,505.86

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Solution

The fourth proportional to 373,988.62, 560,982.92 and 93,505.86 is: 140,258.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,988.62 : 560,982.92 = 93,505.86 : x
  2. Step 2: Convert to fraction form
    373,988.62/560,982.92 = 93,505.86/x
  3. Step 3: Cross multiply
    373,988.62x = 560,982.92 × 93,505.86
  4. Step 4: Simplify right side
    373,988.62x = 52,455,190,379.91
  5. Step 5: Solve for x
    x = 52,455,190,379.91/373,988.62
  6. Step 6: Final answer
    x = 140,258.79

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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.