Home / 80,512.39-120,787.54-24,352.96

Finding the Fourth Proportional to 80,512.39, 120,787.54 and 24,352.96

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Solution

The fourth proportional to 80,512.39, 120,787.54 and 24,352.96 is: 36,535.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,512.39 : 120,787.54 = 24,352.96 : x
  2. Step 2: Convert to fraction form
    80,512.39/120,787.54 = 24,352.96/x
  3. Step 3: Cross multiply
    80,512.39x = 120,787.54 × 24,352.96
  4. Step 4: Simplify right side
    80,512.39x = 2,941,534,258.47
  5. Step 5: Solve for x
    x = 2,941,534,258.47/80,512.39
  6. Step 6: Final answer
    x = 36,535.18

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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.