Home / 75,422.87-113,158.88-35,974.85

Finding the Fourth Proportional to 75,422.87, 113,158.88 and 35,974.85

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Solution

The fourth proportional to 75,422.87, 113,158.88 and 35,974.85 is: 53,974.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,422.87 : 113,158.88 = 35,974.85 : x
  2. Step 2: Convert to fraction form
    75,422.87/113,158.88 = 35,974.85/x
  3. Step 3: Cross multiply
    75,422.87x = 113,158.88 × 35,974.85
  4. Step 4: Simplify right side
    75,422.87x = 4,070,873,734.17
  5. Step 5: Solve for x
    x = 4,070,873,734.17/75,422.87
  6. Step 6: Final answer
    x = 53,974.00

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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.