Home / 167,734.21-231,467.92-91,251.34

Finding the Fourth Proportional to 167,734.21, 231,467.92 and 91,251.34

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Solution

The fourth proportional to 167,734.21, 231,467.92 and 91,251.34 is: 125,923.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,734.21 : 231,467.92 = 91,251.34 : x
  2. Step 2: Convert to fraction form
    167,734.21/231,467.92 = 91,251.34/x
  3. Step 3: Cross multiply
    167,734.21x = 231,467.92 × 91,251.34
  4. Step 4: Simplify right side
    167,734.21x = 21,121,757,867.01
  5. Step 5: Solve for x
    x = 21,121,757,867.01/167,734.21
  6. Step 6: Final answer
    x = 125,923.97

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1.5x scale

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.