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Finding the Fourth Proportional to 110,846.88, 166,294.92 and 31,954.95

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Solution

The fourth proportional to 110,846.88, 166,294.92 and 31,954.95 is: 47,939.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,846.88 : 166,294.92 = 31,954.95 : x
  2. Step 2: Convert to fraction form
    110,846.88/166,294.92 = 31,954.95/x
  3. Step 3: Cross multiply
    110,846.88x = 166,294.92 × 31,954.95
  4. Step 4: Simplify right side
    110,846.88x = 5,313,945,853.85
  5. Step 5: Solve for x
    x = 5,313,945,853.85/110,846.88
  6. Step 6: Final answer
    x = 47,939.52

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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.