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Finding the Fourth Proportional to 269,740.98, 404,687.34 and 117,951.41

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Solution

The fourth proportional to 269,740.98, 404,687.34 and 117,951.41 is: 176,960.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,740.98 : 404,687.34 = 117,951.41 : x
  2. Step 2: Convert to fraction form
    269,740.98/404,687.34 = 117,951.41/x
  3. Step 3: Cross multiply
    269,740.98x = 404,687.34 × 117,951.41
  4. Step 4: Simplify right side
    269,740.98x = 47,733,442,931.55
  5. Step 5: Solve for x
    x = 47,733,442,931.55/269,740.98
  6. Step 6: Final answer
    x = 176,960.29

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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.