Home / 80,217.44-120,367.20-32,867.04

Finding the Fourth Proportional to 80,217.44, 120,367.20 and 32,867.04

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Solution

The fourth proportional to 80,217.44, 120,367.20 and 32,867.04 is: 49,317.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,217.44 : 120,367.20 = 32,867.04 : x
  2. Step 2: Convert to fraction form
    80,217.44/120,367.20 = 32,867.04/x
  3. Step 3: Cross multiply
    80,217.44x = 120,367.20 × 32,867.04
  4. Step 4: Simplify right side
    80,217.44x = 3,956,113,577.09
  5. Step 5: Solve for x
    x = 3,956,113,577.09/80,217.44
  6. Step 6: Final answer
    x = 49,317.38

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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.