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Finding the Fourth Proportional to 55,253.74, 82,879.99 and 33,073.30

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Solution

The fourth proportional to 55,253.74, 82,879.99 and 33,073.30 is: 49,609.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,253.74 : 82,879.99 = 33,073.30 : x
  2. Step 2: Convert to fraction form
    55,253.74/82,879.99 = 33,073.30/x
  3. Step 3: Cross multiply
    55,253.74x = 82,879.99 × 33,073.30
  4. Step 4: Simplify right side
    55,253.74x = 2,741,114,773.27
  5. Step 5: Solve for x
    x = 2,741,114,773.27/55,253.74
  6. Step 6: Final answer
    x = 49,609.58

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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.