Home / 87,956.70-131,972.41-43,584.29

Finding the Fourth Proportional to 87,956.70, 131,972.41 and 43,584.29

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Solution

The fourth proportional to 87,956.70, 131,972.41 and 43,584.29 is: 65,394.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,956.70 : 131,972.41 = 43,584.29 : x
  2. Step 2: Convert to fraction form
    87,956.70/131,972.41 = 43,584.29/x
  3. Step 3: Cross multiply
    87,956.70x = 131,972.41 × 43,584.29
  4. Step 4: Simplify right side
    87,956.70x = 5,751,924,173.85
  5. Step 5: Solve for x
    x = 5,751,924,173.85/87,956.70
  6. Step 6: Final answer
    x = 65,394.95

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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.