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Finding the Fourth Proportional to 49,460.61, 68,255.69 and 27,104.61

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Solution

The fourth proportional to 49,460.61, 68,255.69 and 27,104.61 is: 37,404.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,460.61 : 68,255.69 = 27,104.61 : x
  2. Step 2: Convert to fraction form
    49,460.61/68,255.69 = 27,104.61/x
  3. Step 3: Cross multiply
    49,460.61x = 68,255.69 × 27,104.61
  4. Step 4: Simplify right side
    49,460.61x = 1,850,043,857.73
  5. Step 5: Solve for x
    x = 1,850,043,857.73/49,460.61
  6. Step 6: Final answer
    x = 37,404.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.