Home / 180,976.30-271,496.85-75,805.90

Finding the Fourth Proportional to 180,976.30, 271,496.85 and 75,805.90

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Solution

The fourth proportional to 180,976.30, 271,496.85 and 75,805.90 is: 113,722.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,976.30 : 271,496.85 = 75,805.90 : x
  2. Step 2: Convert to fraction form
    180,976.30/271,496.85 = 75,805.90/x
  3. Step 3: Cross multiply
    180,976.30x = 271,496.85 × 75,805.90
  4. Step 4: Simplify right side
    180,976.30x = 20,581,063,061.42
  5. Step 5: Solve for x
    x = 20,581,063,061.42/180,976.30
  6. Step 6: Final answer
    x = 113,722.42

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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.