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Finding the Fourth Proportional to 269,820.52, 404,287.72 and 92,230.60

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Solution

The fourth proportional to 269,820.52, 404,287.72 and 92,230.60 is: 138,194.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,820.52 : 404,287.72 = 92,230.60 : x
  2. Step 2: Convert to fraction form
    269,820.52/404,287.72 = 92,230.60/x
  3. Step 3: Cross multiply
    269,820.52x = 404,287.72 × 92,230.60
  4. Step 4: Simplify right side
    269,820.52x = 37,287,698,988.23
  5. Step 5: Solve for x
    x = 37,287,698,988.23/269,820.52
  6. Step 6: Final answer
    x = 138,194.45

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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.