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Finding the Fourth Proportional to 248,568.82, 372,814.75 and 136,304.44

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Solution

The fourth proportional to 248,568.82, 372,814.75 and 136,304.44 is: 204,435.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,568.82 : 372,814.75 = 136,304.44 : x
  2. Step 2: Convert to fraction form
    248,568.82/372,814.75 = 136,304.44/x
  3. Step 3: Cross multiply
    248,568.82x = 372,814.75 × 136,304.44
  4. Step 4: Simplify right side
    248,568.82x = 50,816,305,722.49
  5. Step 5: Solve for x
    x = 50,816,305,722.49/248,568.82
  6. Step 6: Final answer
    x = 204,435.56

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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.