Home / 108,183.75-162,296.55-33,290.61

Finding the Fourth Proportional to 108,183.75, 162,296.55 and 33,290.61

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Solution

The fourth proportional to 108,183.75, 162,296.55 and 33,290.61 is: 49,942.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,183.75 : 162,296.55 = 33,290.61 : x
  2. Step 2: Convert to fraction form
    108,183.75/162,296.55 = 33,290.61/x
  3. Step 3: Cross multiply
    108,183.75x = 162,296.55 × 33,290.61
  4. Step 4: Simplify right side
    108,183.75x = 5,402,951,150.40
  5. Step 5: Solve for x
    x = 5,402,951,150.40/108,183.75
  6. Step 6: Final answer
    x = 49,942.35

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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.