Home / 87,847.81-131,796.32-35,294.20

Finding the Fourth Proportional to 87,847.81, 131,796.32 and 35,294.20

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Solution

The fourth proportional to 87,847.81, 131,796.32 and 35,294.20 is: 52,951.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,847.81 : 131,796.32 = 35,294.20 : x
  2. Step 2: Convert to fraction form
    87,847.81/131,796.32 = 35,294.20/x
  3. Step 3: Cross multiply
    87,847.81x = 131,796.32 × 35,294.20
  4. Step 4: Simplify right side
    87,847.81x = 4,651,645,677.34
  5. Step 5: Solve for x
    x = 4,651,645,677.34/87,847.81
  6. Step 6: Final answer
    x = 52,951.19

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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.