Home / 263,964.44-364,273.49-143,105.42

Finding the Fourth Proportional to 263,964.44, 364,273.49 and 143,105.42

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Solution

The fourth proportional to 263,964.44, 364,273.49 and 143,105.42 is: 197,486.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,964.44 : 364,273.49 = 143,105.42 : x
  2. Step 2: Convert to fraction form
    263,964.44/364,273.49 = 143,105.42/x
  3. Step 3: Cross multiply
    263,964.44x = 364,273.49 × 143,105.42
  4. Step 4: Simplify right side
    263,964.44x = 52,129,510,781.32
  5. Step 5: Solve for x
    x = 52,129,510,781.32/263,964.44
  6. Step 6: Final answer
    x = 197,486.87

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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.