Home / 177,729.12-266,363.82-133,004.88

Finding the Fourth Proportional to 177,729.12, 266,363.82 and 133,004.88

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Solution

The fourth proportional to 177,729.12, 266,363.82 and 133,004.88 is: 199,335.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,729.12 : 266,363.82 = 133,004.88 : x
  2. Step 2: Convert to fraction form
    177,729.12/266,363.82 = 133,004.88/x
  3. Step 3: Cross multiply
    177,729.12x = 266,363.82 × 133,004.88
  4. Step 4: Simplify right side
    177,729.12x = 35,427,687,915.44
  5. Step 5: Solve for x
    x = 35,427,687,915.44/177,729.12
  6. Step 6: Final answer
    x = 199,335.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.