Home / 95,140.85-131,294.39-52,121.87

Finding the Fourth Proportional to 95,140.85, 131,294.39 and 52,121.87

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Solution

The fourth proportional to 95,140.85, 131,294.39 and 52,121.87 is: 71,928.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,140.85 : 131,294.39 = 52,121.87 : x
  2. Step 2: Convert to fraction form
    95,140.85/131,294.39 = 52,121.87/x
  3. Step 3: Cross multiply
    95,140.85x = 131,294.39 × 52,121.87
  4. Step 4: Simplify right side
    95,140.85x = 6,843,309,127.31
  5. Step 5: Solve for x
    x = 6,843,309,127.31/95,140.85
  6. Step 6: Final answer
    x = 71,928.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.