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Finding the Fourth Proportional to 79,762.28, 110,067.95 and 43,951.52

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Solution

The fourth proportional to 79,762.28, 110,067.95 and 43,951.52 is: 60,650.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,762.28 : 110,067.95 = 43,951.52 : x
  2. Step 2: Convert to fraction form
    79,762.28/110,067.95 = 43,951.52/x
  3. Step 3: Cross multiply
    79,762.28x = 110,067.95 × 43,951.52
  4. Step 4: Simplify right side
    79,762.28x = 4,837,654,183.81
  5. Step 5: Solve for x
    x = 4,837,654,183.81/79,762.28
  6. Step 6: Final answer
    x = 60,650.90

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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.