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Finding the Fourth Proportional to 118,105.44, 177,121.82 and 33,843.03

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Solution

The fourth proportional to 118,105.44, 177,121.82 and 33,843.03 is: 50,754.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,105.44 : 177,121.82 = 33,843.03 : x
  2. Step 2: Convert to fraction form
    118,105.44/177,121.82 = 33,843.03/x
  3. Step 3: Cross multiply
    118,105.44x = 177,121.82 × 33,843.03
  4. Step 4: Simplify right side
    118,105.44x = 5,994,338,898.70
  5. Step 5: Solve for x
    x = 5,994,338,898.70/118,105.44
  6. Step 6: Final answer
    x = 50,754.13

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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.