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Finding the Fourth Proportional to 273,198.31, 376,879.94 and 182,576.71

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Solution

The fourth proportional to 273,198.31, 376,879.94 and 182,576.71 is: 251,866.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,198.31 : 376,879.94 = 182,576.71 : x
  2. Step 2: Convert to fraction form
    273,198.31/376,879.94 = 182,576.71/x
  3. Step 3: Cross multiply
    273,198.31x = 376,879.94 × 182,576.71
  4. Step 4: Simplify right side
    273,198.31x = 68,809,498,597.31
  5. Step 5: Solve for x
    x = 68,809,498,597.31/273,198.31
  6. Step 6: Final answer
    x = 251,866.49

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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.