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Finding the Fourth Proportional to 269,861.94, 404,794.98 and 92,370.49

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Solution

The fourth proportional to 269,861.94, 404,794.98 and 92,370.49 is: 138,556.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,861.94 : 404,794.98 = 92,370.49 : x
  2. Step 2: Convert to fraction form
    269,861.94/404,794.98 = 92,370.49/x
  3. Step 3: Cross multiply
    269,861.94x = 404,794.98 × 92,370.49
  4. Step 4: Simplify right side
    269,861.94x = 37,391,110,339.29
  5. Step 5: Solve for x
    x = 37,391,110,339.29/269,861.94
  6. Step 6: Final answer
    x = 138,556.44

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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.