Home / 167,134.25-230,645.31-91,682.75

Finding the Fourth Proportional to 167,134.25, 230,645.31 and 91,682.75

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Solution

The fourth proportional to 167,134.25, 230,645.31 and 91,682.75 is: 126,522.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,134.25 : 230,645.31 = 91,682.75 : x
  2. Step 2: Convert to fraction form
    167,134.25/230,645.31 = 91,682.75/x
  3. Step 3: Cross multiply
    167,134.25x = 230,645.31 × 91,682.75
  4. Step 4: Simplify right side
    167,134.25x = 21,146,196,295.40
  5. Step 5: Solve for x
    x = 21,146,196,295.40/167,134.25
  6. Step 6: Final answer
    x = 126,522.22

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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.