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Finding the Fourth Proportional to 269,822.52, 404,290.72 and 92,232.60

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Solution

The fourth proportional to 269,822.52, 404,290.72 and 92,232.60 is: 138,197.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,822.52 : 404,290.72 = 92,232.60 : x
  2. Step 2: Convert to fraction form
    269,822.52/404,290.72 = 92,232.60/x
  3. Step 3: Cross multiply
    269,822.52x = 404,290.72 × 92,232.60
  4. Step 4: Simplify right side
    269,822.52x = 37,288,784,261.47
  5. Step 5: Solve for x
    x = 37,288,784,261.47/269,822.52
  6. Step 6: Final answer
    x = 138,197.45

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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.