Home / 75,939.38-113,919.96-23,353.28

Finding the Fourth Proportional to 75,939.38, 113,919.96 and 23,353.28

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Solution

The fourth proportional to 75,939.38, 113,919.96 and 23,353.28 is: 35,033.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,939.38 : 113,919.96 = 23,353.28 : x
  2. Step 2: Convert to fraction form
    75,939.38/113,919.96 = 23,353.28/x
  3. Step 3: Cross multiply
    75,939.38x = 113,919.96 × 23,353.28
  4. Step 4: Simplify right side
    75,939.38x = 2,660,404,723.47
  5. Step 5: Solve for x
    x = 2,660,404,723.47/75,939.38
  6. Step 6: Final answer
    x = 35,033.27

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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.