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Finding the Fourth Proportional to 167,131.92, 250,696.62 and 54,890.04

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Solution

The fourth proportional to 167,131.92, 250,696.62 and 54,890.04 is: 82,334.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,131.92 : 250,696.62 = 54,890.04 : x
  2. Step 2: Convert to fraction form
    167,131.92/250,696.62 = 54,890.04/x
  3. Step 3: Cross multiply
    167,131.92x = 250,696.62 × 54,890.04
  4. Step 4: Simplify right side
    167,131.92x = 13,760,747,499.66
  5. Step 5: Solve for x
    x = 13,760,747,499.66/167,131.92
  6. Step 6: Final answer
    x = 82,334.65

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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.