Home / 79,818.36-110,147.24-44,007.78

Finding the Fourth Proportional to 79,818.36, 110,147.24 and 44,007.78

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Solution

The fourth proportional to 79,818.36, 110,147.24 and 44,007.78 is: 60,729.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,818.36 : 110,147.24 = 44,007.78 : x
  2. Step 2: Convert to fraction form
    79,818.36/110,147.24 = 44,007.78/x
  3. Step 3: Cross multiply
    79,818.36x = 110,147.24 × 44,007.78
  4. Step 4: Simplify right side
    79,818.36x = 4,847,335,505.53
  5. Step 5: Solve for x
    x = 4,847,335,505.53/79,818.36
  6. Step 6: Final answer
    x = 60,729.58

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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.