Home / 167,660.33-231,372.80-91,180.15

Finding the Fourth Proportional to 167,660.33, 231,372.80 and 91,180.15

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Solution

The fourth proportional to 167,660.33, 231,372.80 and 91,180.15 is: 125,829.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,660.33 : 231,372.80 = 91,180.15 : x
  2. Step 2: Convert to fraction form
    167,660.33/231,372.80 = 91,180.15/x
  3. Step 3: Cross multiply
    167,660.33x = 231,372.80 × 91,180.15
  4. Step 4: Simplify right side
    167,660.33x = 21,096,606,609.92
  5. Step 5: Solve for x
    x = 21,096,606,609.92/167,660.33
  6. Step 6: Final answer
    x = 125,829.45

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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.