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Finding the Fourth Proportional to 226,885, 340,102.04 and 108,418

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Solution

The fourth proportional to 226,885, 340,102.04 and 108,418 is: 162,519.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,885 : 340,102.04 = 108,418 : x
  2. Step 2: Convert to fraction form
    226,885/340,102.04 = 108,418/x
  3. Step 3: Cross multiply
    226,885x = 340,102.04 × 108,418
  4. Step 4: Simplify right side
    226,885x = 36,873,182,972.72
  5. Step 5: Solve for x
    x = 36,873,182,972.72/226,885
  6. Step 6: Final answer
    x = 162,519.26

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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.