Home / 167,924.28-231,738.54-91,445.64

Finding the Fourth Proportional to 167,924.28, 231,738.54 and 91,445.64

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Solution

The fourth proportional to 167,924.28, 231,738.54 and 91,445.64 is: 126,196.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,924.28 : 231,738.54 = 91,445.64 : x
  2. Step 2: Convert to fraction form
    167,924.28/231,738.54 = 91,445.64/x
  3. Step 3: Cross multiply
    167,924.28x = 231,738.54 × 91,445.64
  4. Step 4: Simplify right side
    167,924.28x = 21,191,479,102.97
  5. Step 5: Solve for x
    x = 21,191,479,102.97/167,924.28
  6. Step 6: Final answer
    x = 126,196.64

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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.