Home / 87,496.30-131,121.43-50,000.19

Finding the Fourth Proportional to 87,496.30, 131,121.43 and 50,000.19

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Solution

The fourth proportional to 87,496.30, 131,121.43 and 50,000.19 is: 74,929.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,496.30 : 131,121.43 = 50,000.19 : x
  2. Step 2: Convert to fraction form
    87,496.30/131,121.43 = 50,000.19/x
  3. Step 3: Cross multiply
    87,496.30x = 131,121.43 × 50,000.19
  4. Step 4: Simplify right side
    87,496.30x = 6,556,096,077.62
  5. Step 5: Solve for x
    x = 6,556,096,077.62/87,496.30
  6. Step 6: Final answer
    x = 74,929.98

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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.