Home / 80,416.31-120,585.38-24,246

Finding the Fourth Proportional to 80,416.31, 120,585.38 and 24,246

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Solution

The fourth proportional to 80,416.31, 120,585.38 and 24,246 is: 36,357.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,416.31 : 120,585.38 = 24,246 : x
  2. Step 2: Convert to fraction form
    80,416.31/120,585.38 = 24,246/x
  3. Step 3: Cross multiply
    80,416.31x = 120,585.38 × 24,246
  4. Step 4: Simplify right side
    80,416.31x = 2,923,713,002.25
  5. Step 5: Solve for x
    x = 2,923,713,002.25/80,416.31
  6. Step 6: Final answer
    x = 36,357.22

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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.