Home / 89,481.38-134,222.87-27,151.88

Finding the Fourth Proportional to 89,481.38, 134,222.87 and 27,151.88

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Solution

The fourth proportional to 89,481.38, 134,222.87 and 27,151.88 is: 40,728.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,481.38 : 134,222.87 = 27,151.88 : x
  2. Step 2: Convert to fraction form
    89,481.38/134,222.87 = 27,151.88/x
  3. Step 3: Cross multiply
    89,481.38x = 134,222.87 × 27,151.88
  4. Step 4: Simplify right side
    89,481.38x = 3,644,402,656.26
  5. Step 5: Solve for x
    x = 3,644,402,656.26/89,481.38
  6. Step 6: Final answer
    x = 40,728.06

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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.