Home / 263,921.49-364,207.19-149,198.36

Finding the Fourth Proportional to 263,921.49, 364,207.19 and 149,198.36

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Solution

The fourth proportional to 263,921.49, 364,207.19 and 149,198.36 is: 205,891.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,921.49 : 364,207.19 = 149,198.36 : x
  2. Step 2: Convert to fraction form
    263,921.49/364,207.19 = 149,198.36/x
  3. Step 3: Cross multiply
    263,921.49x = 364,207.19 × 149,198.36
  4. Step 4: Simplify right side
    263,921.49x = 54,339,112,881.18
  5. Step 5: Solve for x
    x = 54,339,112,881.18/263,921.49
  6. Step 6: Final answer
    x = 205,891.20

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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.