Home / 73,348.20-109,880.82-43,789.68

Finding the Fourth Proportional to 73,348.20, 109,880.82 and 43,789.68

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Solution

The fourth proportional to 73,348.20, 109,880.82 and 43,789.68 is: 65,600.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,348.20 : 109,880.82 = 43,789.68 : x
  2. Step 2: Convert to fraction form
    73,348.20/109,880.82 = 43,789.68/x
  3. Step 3: Cross multiply
    73,348.20x = 109,880.82 × 43,789.68
  4. Step 4: Simplify right side
    73,348.20x = 4,811,645,945.94
  5. Step 5: Solve for x
    x = 4,811,645,945.94/73,348.20
  6. Step 6: Final answer
    x = 65,600.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.