Home / 144,231.06-199,049.64-82,996.02

Finding the Fourth Proportional to 144,231.06, 199,049.64 and 82,996.02

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Solution

The fourth proportional to 144,231.06, 199,049.64 and 82,996.02 is: 114,540.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,231.06 : 199,049.64 = 82,996.02 : x
  2. Step 2: Convert to fraction form
    144,231.06/199,049.64 = 82,996.02/x
  3. Step 3: Cross multiply
    144,231.06x = 199,049.64 × 82,996.02
  4. Step 4: Simplify right side
    144,231.06x = 16,520,327,902.43
  5. Step 5: Solve for x
    x = 16,520,327,902.43/144,231.06
  6. Step 6: Final answer
    x = 114,540.71

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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.