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Finding the Fourth Proportional to 79,860.52, 110,206.76 and 44,050.78

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Solution

The fourth proportional to 79,860.52, 110,206.76 and 44,050.78 is: 60,789.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,860.52 : 110,206.76 = 44,050.78 : x
  2. Step 2: Convert to fraction form
    79,860.52/110,206.76 = 44,050.78/x
  3. Step 3: Cross multiply
    79,860.52x = 110,206.76 × 44,050.78
  4. Step 4: Simplify right side
    79,860.52x = 4,854,693,739.27
  5. Step 5: Solve for x
    x = 4,854,693,739.27/79,860.52
  6. Step 6: Final answer
    x = 60,789.66

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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.