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Finding the Fourth Proportional to 71,952.03, 107,866.49 and 27,610.61

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Solution

The fourth proportional to 71,952.03, 107,866.49 and 27,610.61 is: 41,392.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,952.03 : 107,866.49 = 27,610.61 : x
  2. Step 2: Convert to fraction form
    71,952.03/107,866.49 = 27,610.61/x
  3. Step 3: Cross multiply
    71,952.03x = 107,866.49 × 27,610.61
  4. Step 4: Simplify right side
    71,952.03x = 2,978,258,910.07
  5. Step 5: Solve for x
    x = 2,978,258,910.07/71,952.03
  6. Step 6: Final answer
    x = 41,392.28

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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.