Home / 148,167.72-204,469.86-80,183.19

Finding the Fourth Proportional to 148,167.72, 204,469.86 and 80,183.19

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Solution

The fourth proportional to 148,167.72, 204,469.86 and 80,183.19 is: 110,651.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,167.72 : 204,469.86 = 80,183.19 : x
  2. Step 2: Convert to fraction form
    148,167.72/204,469.86 = 80,183.19/x
  3. Step 3: Cross multiply
    148,167.72x = 204,469.86 × 80,183.19
  4. Step 4: Simplify right side
    148,167.72x = 16,395,045,633.65
  5. Step 5: Solve for x
    x = 16,395,045,633.65/148,167.72
  6. Step 6: Final answer
    x = 110,651.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.