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Finding the Fourth Proportional to 79,839.91, 110,176.90 and 44,029.27

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Solution

The fourth proportional to 79,839.91, 110,176.90 and 44,029.27 is: 60,759.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,839.91 : 110,176.90 = 44,029.27 : x
  2. Step 2: Convert to fraction form
    79,839.91/110,176.90 = 44,029.27/x
  3. Step 3: Cross multiply
    79,839.91x = 110,176.90 × 44,029.27
  4. Step 4: Simplify right side
    79,839.91x = 4,851,008,477.86
  5. Step 5: Solve for x
    x = 4,851,008,477.86/79,839.91
  6. Step 6: Final answer
    x = 60,759.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.