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Finding the Fourth Proportional to 223,339.36, 335,001.48 and 54,859.36

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Solution

The fourth proportional to 223,339.36, 335,001.48 and 54,859.36 is: 82,287.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,339.36 : 335,001.48 = 54,859.36 : x
  2. Step 2: Convert to fraction form
    223,339.36/335,001.48 = 54,859.36/x
  3. Step 3: Cross multiply
    223,339.36x = 335,001.48 × 54,859.36
  4. Step 4: Simplify right side
    223,339.36x = 18,377,966,791.85
  5. Step 5: Solve for x
    x = 18,377,966,791.85/223,339.36
  6. Step 6: Final answer
    x = 82,287.18

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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.