Home / 167,976.85-231,804.57-91,496.80

Finding the Fourth Proportional to 167,976.85, 231,804.57 and 91,496.80

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Solution

The fourth proportional to 167,976.85, 231,804.57 and 91,496.80 is: 126,263.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,976.85 : 231,804.57 = 91,496.80 : x
  2. Step 2: Convert to fraction form
    167,976.85/231,804.57 = 91,496.80/x
  3. Step 3: Cross multiply
    167,976.85x = 231,804.57 × 91,496.80
  4. Step 4: Simplify right side
    167,976.85x = 21,209,376,380.38
  5. Step 5: Solve for x
    x = 21,209,376,380.38/167,976.85
  6. Step 6: Final answer
    x = 126,263.69

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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.