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Finding the Fourth Proportional to 89,833.52, 134,773.37 and 33,674.40

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Solution

The fourth proportional to 89,833.52, 134,773.37 and 33,674.40 is: 50,520.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,833.52 : 134,773.37 = 33,674.40 : x
  2. Step 2: Convert to fraction form
    89,833.52/134,773.37 = 33,674.40/x
  3. Step 3: Cross multiply
    89,833.52x = 134,773.37 × 33,674.40
  4. Step 4: Simplify right side
    89,833.52x = 4,538,412,370.73
  5. Step 5: Solve for x
    x = 4,538,412,370.73/89,833.52
  6. Step 6: Final answer
    x = 50,520.26

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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.