Home / 104,121.20-156,180.42-25,236.11

Finding the Fourth Proportional to 104,121.20, 156,180.42 and 25,236.11

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Solution

The fourth proportional to 104,121.20, 156,180.42 and 25,236.11 is: 37,853.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,121.20 : 156,180.42 = 25,236.11 : x
  2. Step 2: Convert to fraction form
    104,121.20/156,180.42 = 25,236.11/x
  3. Step 3: Cross multiply
    104,121.20x = 156,180.42 × 25,236.11
  4. Step 4: Simplify right side
    104,121.20x = 3,941,386,649.42
  5. Step 5: Solve for x
    x = 3,941,386,649.42/104,121.20
  6. Step 6: Final answer
    x = 37,853.83

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1.5x scale

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.