Home / 188,104.20-282,229.74-82,849.38

Finding the Fourth Proportional to 188,104.20, 282,229.74 and 82,849.38

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Solution

The fourth proportional to 188,104.20, 282,229.74 and 82,849.38 is: 124,306.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,104.20 : 282,229.74 = 82,849.38 : x
  2. Step 2: Convert to fraction form
    188,104.20/282,229.74 = 82,849.38/x
  3. Step 3: Cross multiply
    188,104.20x = 282,229.74 × 82,849.38
  4. Step 4: Simplify right side
    188,104.20x = 23,382,558,976.56
  5. Step 5: Solve for x
    x = 23,382,558,976.56/188,104.20
  6. Step 6: Final answer
    x = 124,306.42

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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.