Home / 166,899-230,326.02-91,452.36

Finding the Fourth Proportional to 166,899, 230,326.02 and 91,452.36

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Solution

The fourth proportional to 166,899, 230,326.02 and 91,452.36 is: 126,207.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,899 : 230,326.02 = 91,452.36 : x
  2. Step 2: Convert to fraction form
    166,899/230,326.02 = 91,452.36/x
  3. Step 3: Cross multiply
    166,899x = 230,326.02 × 91,452.36
  4. Step 4: Simplify right side
    166,899x = 21,063,858,098.41
  5. Step 5: Solve for x
    x = 21,063,858,098.41/166,899
  6. Step 6: Final answer
    x = 126,207.22

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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.