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Finding the Fourth Proportional to 277,695.62, 416,500.90 and 88,131.42

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Solution

The fourth proportional to 277,695.62, 416,500.90 and 88,131.42 is: 132,183.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,695.62 : 416,500.90 = 88,131.42 : x
  2. Step 2: Convert to fraction form
    277,695.62/416,500.90 = 88,131.42/x
  3. Step 3: Cross multiply
    277,695.62x = 416,500.90 × 88,131.42
  4. Step 4: Simplify right side
    277,695.62x = 36,706,815,527.95
  5. Step 5: Solve for x
    x = 36,706,815,527.95/277,695.62
  6. Step 6: Final answer
    x = 132,183.63

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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.