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Finding the Fourth Proportional to 61,233.92, 91,765.31 and 33,093.30

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Solution

The fourth proportional to 61,233.92, 91,765.31 and 33,093.30 is: 49,593.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,233.92 : 91,765.31 = 33,093.30 : x
  2. Step 2: Convert to fraction form
    61,233.92/91,765.31 = 33,093.30/x
  3. Step 3: Cross multiply
    61,233.92x = 91,765.31 × 33,093.30
  4. Step 4: Simplify right side
    61,233.92x = 3,036,816,767.96
  5. Step 5: Solve for x
    x = 3,036,816,767.96/61,233.92
  6. Step 6: Final answer
    x = 49,593.71

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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.