Home / 75,919.80-113,882.40-23,329.20

Finding the Fourth Proportional to 75,919.80, 113,882.40 and 23,329.20

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Solution

The fourth proportional to 75,919.80, 113,882.40 and 23,329.20 is: 34,994.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,919.80 : 113,882.40 = 23,329.20 : x
  2. Step 2: Convert to fraction form
    75,919.80/113,882.40 = 23,329.20/x
  3. Step 3: Cross multiply
    75,919.80x = 113,882.40 × 23,329.20
  4. Step 4: Simplify right side
    75,919.80x = 2,656,785,286.08
  5. Step 5: Solve for x
    x = 2,656,785,286.08/75,919.80
  6. Step 6: Final answer
    x = 34,994.63

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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.