Home / 217,150.92-325,767.33-82,255.38

Finding the Fourth Proportional to 217,150.92, 325,767.33 and 82,255.38

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Solution

The fourth proportional to 217,150.92, 325,767.33 and 82,255.38 is: 123,398.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,150.92 : 325,767.33 = 82,255.38 : x
  2. Step 2: Convert to fraction form
    217,150.92/325,767.33 = 82,255.38/x
  3. Step 3: Cross multiply
    217,150.92x = 325,767.33 × 82,255.38
  4. Step 4: Simplify right side
    217,150.92x = 26,796,115,520.74
  5. Step 5: Solve for x
    x = 26,796,115,520.74/217,150.92
  6. Step 6: Final answer
    x = 123,398.58

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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.