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Finding the Fourth Proportional to 89,703.96, 134,509.23 and 33,497.85

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Solution

The fourth proportional to 89,703.96, 134,509.23 and 33,497.85 is: 50,229.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,703.96 : 134,509.23 = 33,497.85 : x
  2. Step 2: Convert to fraction form
    89,703.96/134,509.23 = 33,497.85/x
  3. Step 3: Cross multiply
    89,703.96x = 134,509.23 × 33,497.85
  4. Step 4: Simplify right side
    89,703.96x = 4,505,770,010.16
  5. Step 5: Solve for x
    x = 4,505,770,010.16/89,703.96
  6. Step 6: Final answer
    x = 50,229.33

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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.