Home / 75,821.20-113,752.56-23,229.52

Finding the Fourth Proportional to 75,821.20, 113,752.56 and 23,229.52

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Solution

The fourth proportional to 75,821.20, 113,752.56 and 23,229.52 is: 34,850.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,821.20 : 113,752.56 = 23,229.52 : x
  2. Step 2: Convert to fraction form
    75,821.20/113,752.56 = 23,229.52/x
  3. Step 3: Cross multiply
    75,821.20x = 113,752.56 × 23,229.52
  4. Step 4: Simplify right side
    75,821.20x = 2,642,417,367.57
  5. Step 5: Solve for x
    x = 2,642,417,367.57/75,821.20
  6. Step 6: Final answer
    x = 34,850.64

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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.