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Finding the Fourth Proportional to 79,149.26, 118,727.54 and 44,062.49

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Solution

The fourth proportional to 79,149.26, 118,727.54 and 44,062.49 is: 66,095.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,149.26 : 118,727.54 = 44,062.49 : x
  2. Step 2: Convert to fraction form
    79,149.26/118,727.54 = 44,062.49/x
  3. Step 3: Cross multiply
    79,149.26x = 118,727.54 × 44,062.49
  4. Step 4: Simplify right side
    79,149.26x = 5,231,431,043.97
  5. Step 5: Solve for x
    x = 5,231,431,043.97/79,149.26
  6. Step 6: Final answer
    x = 66,095.77

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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.