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Finding the Fourth Proportional to 226,687.59, 340,050.39 and 68,917.41

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Solution

The fourth proportional to 226,687.59, 340,050.39 and 68,917.41 is: 103,381.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,687.59 : 340,050.39 = 68,917.41 : x
  2. Step 2: Convert to fraction form
    226,687.59/340,050.39 = 68,917.41/x
  3. Step 3: Cross multiply
    226,687.59x = 340,050.39 × 68,917.41
  4. Step 4: Simplify right side
    226,687.59x = 23,435,392,148.29
  5. Step 5: Solve for x
    x = 23,435,392,148.29/226,687.59
  6. Step 6: Final answer
    x = 103,381.89

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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.