Home / 79,932.10-119,815.53-29,976.97

Finding the Fourth Proportional to 79,932.10, 119,815.53 and 29,976.97

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Solution

The fourth proportional to 79,932.10, 119,815.53 and 29,976.97 is: 44,934.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,932.10 : 119,815.53 = 29,976.97 : x
  2. Step 2: Convert to fraction form
    79,932.10/119,815.53 = 29,976.97/x
  3. Step 3: Cross multiply
    79,932.10x = 119,815.53 × 29,976.97
  4. Step 4: Simplify right side
    79,932.10x = 3,591,706,548.34
  5. Step 5: Solve for x
    x = 3,591,706,548.34/79,932.10
  6. Step 6: Final answer
    x = 44,934.47

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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.