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Finding the Fourth Proportional to 49,448, 68,239.68 and 27,093.44

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Solution

The fourth proportional to 49,448, 68,239.68 and 27,093.44 is: 37,389.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,448 : 68,239.68 = 27,093.44 : x
  2. Step 2: Convert to fraction form
    49,448/68,239.68 = 27,093.44/x
  3. Step 3: Cross multiply
    49,448x = 68,239.68 × 27,093.44
  4. Step 4: Simplify right side
    49,448x = 1,848,847,675.70
  5. Step 5: Solve for x
    x = 1,848,847,675.70/49,448
  6. Step 6: Final answer
    x = 37,389.74

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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.