Home / 104,231.97-156,357.18-29,352.78

Finding the Fourth Proportional to 104,231.97, 156,357.18 and 29,352.78

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Solution

The fourth proportional to 104,231.97, 156,357.18 and 29,352.78 is: 44,031.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,231.97 : 156,357.18 = 29,352.78 : x
  2. Step 2: Convert to fraction form
    104,231.97/156,357.18 = 29,352.78/x
  3. Step 3: Cross multiply
    104,231.97x = 156,357.18 × 29,352.78
  4. Step 4: Simplify right side
    104,231.97x = 4,589,517,905.96
  5. Step 5: Solve for x
    x = 4,589,517,905.96/104,231.97
  6. Step 6: Final answer
    x = 44,031.77

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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.