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Finding the Fourth Proportional to 111,930.29, 167,926.10 and 33,044.48

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Solution

The fourth proportional to 111,930.29, 167,926.10 and 33,044.48 is: 49,575.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,930.29 : 167,926.10 = 33,044.48 : x
  2. Step 2: Convert to fraction form
    111,930.29/167,926.10 = 33,044.48/x
  3. Step 3: Cross multiply
    111,930.29x = 167,926.10 × 33,044.48
  4. Step 4: Simplify right side
    111,930.29x = 5,549,029,648.08
  5. Step 5: Solve for x
    x = 5,549,029,648.08/111,930.29
  6. Step 6: Final answer
    x = 49,575.77

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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.