Home / 167,914.46-231,721.59-91,432.37

Finding the Fourth Proportional to 167,914.46, 231,721.59 and 91,432.37

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Solution

The fourth proportional to 167,914.46, 231,721.59 and 91,432.37 is: 126,176.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,914.46 : 231,721.59 = 91,432.37 : x
  2. Step 2: Convert to fraction form
    167,914.46/231,721.59 = 91,432.37/x
  3. Step 3: Cross multiply
    167,914.46x = 231,721.59 × 91,432.37
  4. Step 4: Simplify right side
    167,914.46x = 21,186,855,076.04
  5. Step 5: Solve for x
    x = 21,186,855,076.04/167,914.46
  6. Step 6: Final answer
    x = 126,176.48

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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.