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Finding the Fourth Proportional to 95,801.37, 143,456.69 and 79,967.03

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Solution

The fourth proportional to 95,801.37, 143,456.69 and 79,967.03 is: 119,745.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,801.37 : 143,456.69 = 79,967.03 : x
  2. Step 2: Convert to fraction form
    95,801.37/143,456.69 = 79,967.03/x
  3. Step 3: Cross multiply
    95,801.37x = 143,456.69 × 79,967.03
  4. Step 4: Simplify right side
    95,801.37x = 11,471,805,432.93
  5. Step 5: Solve for x
    x = 11,471,805,432.93/95,801.37
  6. Step 6: Final answer
    x = 119,745.73

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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.