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Finding the Fourth Proportional to 269,664.80, 404,464.80 and 111,876.80

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Solution

The fourth proportional to 269,664.80, 404,464.80 and 111,876.80 is: 167,801.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,664.80 : 404,464.80 = 111,876.80 : x
  2. Step 2: Convert to fraction form
    269,664.80/404,464.80 = 111,876.80/x
  3. Step 3: Cross multiply
    269,664.80x = 404,464.80 × 111,876.80
  4. Step 4: Simplify right side
    269,664.80x = 45,250,227,536.64
  5. Step 5: Solve for x
    x = 45,250,227,536.64/269,664.80
  6. Step 6: Final answer
    x = 167,801.76

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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.