Home / 188,252.76-282,382.52-68,394.83

Finding the Fourth Proportional to 188,252.76, 282,382.52 and 68,394.83

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Solution

The fourth proportional to 188,252.76, 282,382.52 and 68,394.83 is: 102,593.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,252.76 : 282,382.52 = 68,394.83 : x
  2. Step 2: Convert to fraction form
    188,252.76/282,382.52 = 68,394.83/x
  3. Step 3: Cross multiply
    188,252.76x = 282,382.52 × 68,394.83
  4. Step 4: Simplify right side
    188,252.76x = 19,313,504,814.35
  5. Step 5: Solve for x
    x = 19,313,504,814.35/188,252.76
  6. Step 6: Final answer
    x = 102,593.47

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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.