Home / 88,231.62-132,273.03-38,274.09

Finding the Fourth Proportional to 88,231.62, 132,273.03 and 38,274.09

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Solution

The fourth proportional to 88,231.62, 132,273.03 and 38,274.09 is: 57,378.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,231.62 : 132,273.03 = 38,274.09 : x
  2. Step 2: Convert to fraction form
    88,231.62/132,273.03 = 38,274.09/x
  3. Step 3: Cross multiply
    88,231.62x = 132,273.03 × 38,274.09
  4. Step 4: Simplify right side
    88,231.62x = 5,062,629,287.00
  5. Step 5: Solve for x
    x = 5,062,629,287.00/88,231.62
  6. Step 6: Final answer
    x = 57,378.85

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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.