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Finding the Fourth Proportional to 250,930.22, 376,198.49 and 124,481.52

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Solution

The fourth proportional to 250,930.22, 376,198.49 and 124,481.52 is: 186,624.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,930.22 : 376,198.49 = 124,481.52 : x
  2. Step 2: Convert to fraction form
    250,930.22/376,198.49 = 124,481.52/x
  3. Step 3: Cross multiply
    250,930.22x = 376,198.49 × 124,481.52
  4. Step 4: Simplify right side
    250,930.22x = 46,829,760,168.11
  5. Step 5: Solve for x
    x = 46,829,760,168.11/250,930.22
  6. Step 6: Final answer
    x = 186,624.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.