Home / 95,976.30-143,579.94-82,968.78

Finding the Fourth Proportional to 95,976.30, 143,579.94 and 82,968.78

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Solution

The fourth proportional to 95,976.30, 143,579.94 and 82,968.78 is: 124,120.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,976.30 : 143,579.94 = 82,968.78 : x
  2. Step 2: Convert to fraction form
    95,976.30/143,579.94 = 82,968.78/x
  3. Step 3: Cross multiply
    95,976.30x = 143,579.94 × 82,968.78
  4. Step 4: Simplify right side
    95,976.30x = 11,912,652,454.27
  5. Step 5: Solve for x
    x = 11,912,652,454.27/95,976.30
  6. Step 6: Final answer
    x = 124,120.77

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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.