Home / 79,560.20-119,321.44-29,663.72

Finding the Fourth Proportional to 79,560.20, 119,321.44 and 29,663.72

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Solution

The fourth proportional to 79,560.20, 119,321.44 and 29,663.72 is: 44,488.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,560.20 : 119,321.44 = 29,663.72 : x
  2. Step 2: Convert to fraction form
    79,560.20/119,321.44 = 29,663.72/x
  3. Step 3: Cross multiply
    79,560.20x = 119,321.44 × 29,663.72
  4. Step 4: Simplify right side
    79,560.20x = 3,539,517,786.16
  5. Step 5: Solve for x
    x = 3,539,517,786.16/79,560.20
  6. Step 6: Final answer
    x = 44,488.55

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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.