Home / 80,524.24-120,826.50-36,182.68

Finding the Fourth Proportional to 80,524.24, 120,826.50 and 36,182.68

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Solution

The fourth proportional to 80,524.24, 120,826.50 and 36,182.68 is: 54,292.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,524.24 : 120,826.50 = 36,182.68 : x
  2. Step 2: Convert to fraction form
    80,524.24/120,826.50 = 36,182.68/x
  3. Step 3: Cross multiply
    80,524.24x = 120,826.50 × 36,182.68
  4. Step 4: Simplify right side
    80,524.24x = 4,371,826,585.02
  5. Step 5: Solve for x
    x = 4,371,826,585.02/80,524.24
  6. Step 6: Final answer
    x = 54,292.06

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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.