Home / 111,982.94-167,972.36-27,743.29

Finding the Fourth Proportional to 111,982.94, 167,972.36 and 27,743.29

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Solution

The fourth proportional to 111,982.94, 167,972.36 and 27,743.29 is: 41,614.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,982.94 : 167,972.36 = 27,743.29 : x
  2. Step 2: Convert to fraction form
    111,982.94/167,972.36 = 27,743.29/x
  3. Step 3: Cross multiply
    111,982.94x = 167,972.36 × 27,743.29
  4. Step 4: Simplify right side
    111,982.94x = 4,660,106,180.94
  5. Step 5: Solve for x
    x = 4,660,106,180.94/111,982.94
  6. Step 6: Final answer
    x = 41,614.43

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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.