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Finding the Fourth Proportional to 165,910.75, 248,867.03 and 41,251.75

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Solution

The fourth proportional to 165,910.75, 248,867.03 and 41,251.75 is: 61,877.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,910.75 : 248,867.03 = 41,251.75 : x
  2. Step 2: Convert to fraction form
    165,910.75/248,867.03 = 41,251.75/x
  3. Step 3: Cross multiply
    165,910.75x = 248,867.03 × 41,251.75
  4. Step 4: Simplify right side
    165,910.75x = 10,266,200,504.80
  5. Step 5: Solve for x
    x = 10,266,200,504.80/165,910.75
  6. Step 6: Final answer
    x = 61,877.85

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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.