Home / 75,919.52-113,803.05-25,965.47

Finding the Fourth Proportional to 75,919.52, 113,803.05 and 25,965.47

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Solution

The fourth proportional to 75,919.52, 113,803.05 and 25,965.47 is: 38,922.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,919.52 : 113,803.05 = 25,965.47 : x
  2. Step 2: Convert to fraction form
    75,919.52/113,803.05 = 25,965.47/x
  3. Step 3: Cross multiply
    75,919.52x = 113,803.05 × 25,965.47
  4. Step 4: Simplify right side
    75,919.52x = 2,954,949,680.68
  5. Step 5: Solve for x
    x = 2,954,949,680.68/75,919.52
  6. Step 6: Final answer
    x = 38,922.13

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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.