Home / 89,049.76-133,553.67-25,853.20

Finding the Fourth Proportional to 89,049.76, 133,553.67 and 25,853.20

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Solution

The fourth proportional to 89,049.76, 133,553.67 and 25,853.20 is: 38,773.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,049.76 : 133,553.67 = 25,853.20 : x
  2. Step 2: Convert to fraction form
    89,049.76/133,553.67 = 25,853.20/x
  3. Step 3: Cross multiply
    89,049.76x = 133,553.67 × 25,853.20
  4. Step 4: Simplify right side
    89,049.76x = 3,452,789,741.24
  5. Step 5: Solve for x
    x = 3,452,789,741.24/89,049.76
  6. Step 6: Final answer
    x = 38,773.71

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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.