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Finding the Fourth Proportional to 117,178.62, 175,797.09 and 34,072.62

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Solution

The fourth proportional to 117,178.62, 175,797.09 and 34,072.62 is: 51,117.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,178.62 : 175,797.09 = 34,072.62 : x
  2. Step 2: Convert to fraction form
    117,178.62/175,797.09 = 34,072.62/x
  3. Step 3: Cross multiply
    117,178.62x = 175,797.09 × 34,072.62
  4. Step 4: Simplify right side
    117,178.62x = 5,989,867,444.68
  5. Step 5: Solve for x
    x = 5,989,867,444.68/117,178.62
  6. Step 6: Final answer
    x = 51,117.41

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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.