Home / 87,433.28-131,281.15-50,035.58

Finding the Fourth Proportional to 87,433.28, 131,281.15 and 50,035.58

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Solution

The fourth proportional to 87,433.28, 131,281.15 and 50,035.58 is: 75,128.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,433.28 : 131,281.15 = 50,035.58 : x
  2. Step 2: Convert to fraction form
    87,433.28/131,281.15 = 50,035.58/x
  3. Step 3: Cross multiply
    87,433.28x = 131,281.15 × 50,035.58
  4. Step 4: Simplify right side
    87,433.28x = 6,568,728,483.32
  5. Step 5: Solve for x
    x = 6,568,728,483.32/87,433.28
  6. Step 6: Final answer
    x = 75,128.47

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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.