Home / 148,865.38-205,382.52-95,181.82

Finding the Fourth Proportional to 148,865.38, 205,382.52 and 95,181.82

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Solution

The fourth proportional to 148,865.38, 205,382.52 and 95,181.82 is: 131,317.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,865.38 : 205,382.52 = 95,181.82 : x
  2. Step 2: Convert to fraction form
    148,865.38/205,382.52 = 95,181.82/x
  3. Step 3: Cross multiply
    148,865.38x = 205,382.52 × 95,181.82
  4. Step 4: Simplify right side
    148,865.38x = 19,548,682,049.79
  5. Step 5: Solve for x
    x = 19,548,682,049.79/148,865.38
  6. Step 6: Final answer
    x = 131,317.85

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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.