Home / 330,180.92-495,247.16-105,481.04

Finding the Fourth Proportional to 330,180.92, 495,247.16 and 105,481.04

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Solution

The fourth proportional to 330,180.92, 495,247.16 and 105,481.04 is: 158,213.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,180.92 : 495,247.16 = 105,481.04 : x
  2. Step 2: Convert to fraction form
    330,180.92/495,247.16 = 105,481.04/x
  3. Step 3: Cross multiply
    330,180.92x = 495,247.16 × 105,481.04
  4. Step 4: Simplify right side
    330,180.92x = 52,239,185,493.85
  5. Step 5: Solve for x
    x = 52,239,185,493.85/330,180.92
  6. Step 6: Final answer
    x = 158,213.82

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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.