Home / 79,560.27-109,793.55-43,752.60

Finding the Fourth Proportional to 79,560.27, 109,793.55 and 43,752.60

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Solution

The fourth proportional to 79,560.27, 109,793.55 and 43,752.60 is: 60,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,560.27 : 109,793.55 = 43,752.60 : x
  2. Step 2: Convert to fraction form
    79,560.27/109,793.55 = 43,752.60/x
  3. Step 3: Cross multiply
    79,560.27x = 109,793.55 × 43,752.60
  4. Step 4: Simplify right side
    79,560.27x = 4,803,753,275.73
  5. Step 5: Solve for x
    x = 4,803,753,275.73/79,560.27
  6. Step 6: Final answer
    x = 60,378.80

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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.