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Finding the Fourth Proportional to 183,481.26, 275,249.25 and 65,142.69

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Solution

The fourth proportional to 183,481.26, 275,249.25 and 65,142.69 is: 97,723.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,481.26 : 275,249.25 = 65,142.69 : x
  2. Step 2: Convert to fraction form
    183,481.26/275,249.25 = 65,142.69/x
  3. Step 3: Cross multiply
    183,481.26x = 275,249.25 × 65,142.69
  4. Step 4: Simplify right side
    183,481.26x = 17,930,476,565.48
  5. Step 5: Solve for x
    x = 17,930,476,565.48/183,481.26
  6. Step 6: Final answer
    x = 97,723.75

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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.