Home / 263,719.82-363,911.72-149,008.44

Finding the Fourth Proportional to 263,719.82, 363,911.72 and 149,008.44

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Solution

The fourth proportional to 263,719.82, 363,911.72 and 149,008.44 is: 205,619.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,719.82 : 363,911.72 = 149,008.44 : x
  2. Step 2: Convert to fraction form
    263,719.82/363,911.72 = 149,008.44/x
  3. Step 3: Cross multiply
    263,719.82x = 363,911.72 × 149,008.44
  4. Step 4: Simplify right side
    263,719.82x = 54,225,917,694.92
  5. Step 5: Solve for x
    x = 54,225,917,694.92/263,719.82
  6. Step 6: Final answer
    x = 205,619.42

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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.