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Finding the Fourth Proportional to 60,843.26, 91,135.49 and 29,206.68

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Solution

The fourth proportional to 60,843.26, 91,135.49 and 29,206.68 is: 43,747.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,843.26 : 91,135.49 = 29,206.68 : x
  2. Step 2: Convert to fraction form
    60,843.26/91,135.49 = 29,206.68/x
  3. Step 3: Cross multiply
    60,843.26x = 91,135.49 × 29,206.68
  4. Step 4: Simplify right side
    60,843.26x = 2,661,764,947.04
  5. Step 5: Solve for x
    x = 2,661,764,947.04/60,843.26
  6. Step 6: Final answer
    x = 43,747.91

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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.