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Finding the Fourth Proportional to 79,843.91, 119,745.43 and 23,670.88

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Solution

The fourth proportional to 79,843.91, 119,745.43 and 23,670.88 is: 35,500.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,843.91 : 119,745.43 = 23,670.88 : x
  2. Step 2: Convert to fraction form
    79,843.91/119,745.43 = 23,670.88/x
  3. Step 3: Cross multiply
    79,843.91x = 119,745.43 × 23,670.88
  4. Step 4: Simplify right side
    79,843.91x = 2,834,479,345.54
  5. Step 5: Solve for x
    x = 2,834,479,345.54/79,843.91
  6. Step 6: Final answer
    x = 35,500.26

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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.