Home / 80,332.24-120,499.96-56,542.48

Finding the Fourth Proportional to 80,332.24, 120,499.96 and 56,542.48

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Solution

The fourth proportional to 80,332.24, 120,499.96 and 56,542.48 is: 84,814.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,332.24 : 120,499.96 = 56,542.48 : x
  2. Step 2: Convert to fraction form
    80,332.24/120,499.96 = 56,542.48/x
  3. Step 3: Cross multiply
    80,332.24x = 120,499.96 × 56,542.48
  4. Step 4: Simplify right side
    80,332.24x = 6,813,366,578.30
  5. Step 5: Solve for x
    x = 6,813,366,578.30/80,332.24
  6. Step 6: Final answer
    x = 84,814.85

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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.