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Finding the Fourth Proportional to 226,898.54, 340,190.28 and 100,469.89

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Solution

The fourth proportional to 226,898.54, 340,190.28 and 100,469.89 is: 150,635.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,898.54 : 340,190.28 = 100,469.89 : x
  2. Step 2: Convert to fraction form
    226,898.54/340,190.28 = 100,469.89/x
  3. Step 3: Cross multiply
    226,898.54x = 340,190.28 × 100,469.89
  4. Step 4: Simplify right side
    226,898.54x = 34,178,881,392.69
  5. Step 5: Solve for x
    x = 34,178,881,392.69/226,898.54
  6. Step 6: Final answer
    x = 150,635.09

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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.