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Finding the Fourth Proportional to 117,846.49, 176,797.38 and 38,960.19

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Solution

The fourth proportional to 117,846.49, 176,797.38 and 38,960.19 is: 58,449.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,846.49 : 176,797.38 = 38,960.19 : x
  2. Step 2: Convert to fraction form
    117,846.49/176,797.38 = 38,960.19/x
  3. Step 3: Cross multiply
    117,846.49x = 176,797.38 × 38,960.19
  4. Step 4: Simplify right side
    117,846.49x = 6,888,059,516.30
  5. Step 5: Solve for x
    x = 6,888,059,516.30/117,846.49
  6. Step 6: Final answer
    x = 58,449.42

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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.