Home / 75,424.20-113,150.84-25,512.44

Finding the Fourth Proportional to 75,424.20, 113,150.84 and 25,512.44

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Solution

The fourth proportional to 75,424.20, 113,150.84 and 25,512.44 is: 38,273.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,424.20 : 113,150.84 = 25,512.44 : x
  2. Step 2: Convert to fraction form
    75,424.20/113,150.84 = 25,512.44/x
  3. Step 3: Cross multiply
    75,424.20x = 113,150.84 × 25,512.44
  4. Step 4: Simplify right side
    75,424.20x = 2,886,754,016.45
  5. Step 5: Solve for x
    x = 2,886,754,016.45/75,424.20
  6. Step 6: Final answer
    x = 38,273.58

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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.