Home / 87,554.52-131,121.22-50,000.76

Finding the Fourth Proportional to 87,554.52, 131,121.22 and 50,000.76

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Solution

The fourth proportional to 87,554.52, 131,121.22 and 50,000.76 is: 74,880.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,554.52 : 131,121.22 = 50,000.76 : x
  2. Step 2: Convert to fraction form
    87,554.52/131,121.22 = 50,000.76/x
  3. Step 3: Cross multiply
    87,554.52x = 131,121.22 × 50,000.76
  4. Step 4: Simplify right side
    87,554.52x = 6,556,160,652.13
  5. Step 5: Solve for x
    x = 6,556,160,652.13/87,554.52
  6. Step 6: Final answer
    x = 74,880.89

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1.5x scale

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.