Home / 79,940.13-110,320.19-44,131.47

Finding the Fourth Proportional to 79,940.13, 110,320.19 and 44,131.47

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Solution

The fourth proportional to 79,940.13, 110,320.19 and 44,131.47 is: 60,902.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,940.13 : 110,320.19 = 44,131.47 : x
  2. Step 2: Convert to fraction form
    79,940.13/110,320.19 = 44,131.47/x
  3. Step 3: Cross multiply
    79,940.13x = 110,320.19 × 44,131.47
  4. Step 4: Simplify right side
    79,940.13x = 4,868,591,934.72
  5. Step 5: Solve for x
    x = 4,868,591,934.72/79,940.13
  6. Step 6: Final answer
    x = 60,902.98

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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.