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Finding the Fourth Proportional to 117,211.88, 175,846.97 and 34,105.88

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Solution

The fourth proportional to 117,211.88, 175,846.97 and 34,105.88 is: 51,167.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,211.88 : 175,846.97 = 34,105.88 : x
  2. Step 2: Convert to fraction form
    117,211.88/175,846.97 = 34,105.88/x
  3. Step 3: Cross multiply
    117,211.88x = 175,846.97 × 34,105.88
  4. Step 4: Simplify right side
    117,211.88x = 5,997,414,863.21
  5. Step 5: Solve for x
    x = 5,997,414,863.21/117,211.88
  6. Step 6: Final answer
    x = 51,167.30

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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.