Home / 167,414.42-231,033.60-90,934.26

Finding the Fourth Proportional to 167,414.42, 231,033.60 and 90,934.26

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Solution

The fourth proportional to 167,414.42, 231,033.60 and 90,934.26 is: 125,490.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,414.42 : 231,033.60 = 90,934.26 : x
  2. Step 2: Convert to fraction form
    167,414.42/231,033.60 = 90,934.26/x
  3. Step 3: Cross multiply
    167,414.42x = 231,033.60 × 90,934.26
  4. Step 4: Simplify right side
    167,414.42x = 21,008,868,584.76
  5. Step 5: Solve for x
    x = 21,008,868,584.76/167,414.42
  6. Step 6: Final answer
    x = 125,490.20

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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.