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Finding the Fourth Proportional to 95,879.52, 143,820.72 and 25,768.80

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Solution

The fourth proportional to 95,879.52, 143,820.72 and 25,768.80 is: 38,653.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,879.52 : 143,820.72 = 25,768.80 : x
  2. Step 2: Convert to fraction form
    95,879.52/143,820.72 = 25,768.80/x
  3. Step 3: Cross multiply
    95,879.52x = 143,820.72 × 25,768.80
  4. Step 4: Simplify right side
    95,879.52x = 3,706,087,369.54
  5. Step 5: Solve for x
    x = 3,706,087,369.54/95,879.52
  6. Step 6: Final answer
    x = 38,653.59

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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.