Home / 75,481.27-113,214.61-22,891.21

Finding the Fourth Proportional to 75,481.27, 113,214.61 and 22,891.21

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Solution

The fourth proportional to 75,481.27, 113,214.61 and 22,891.21 is: 34,334.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,481.27 : 113,214.61 = 22,891.21 : x
  2. Step 2: Convert to fraction form
    75,481.27/113,214.61 = 22,891.21/x
  3. Step 3: Cross multiply
    75,481.27x = 113,214.61 × 22,891.21
  4. Step 4: Simplify right side
    75,481.27x = 2,591,619,158.16
  5. Step 5: Solve for x
    x = 2,591,619,158.16/75,481.27
  6. Step 6: Final answer
    x = 34,334.60

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1.5x scale

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.