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Finding the Fourth Proportional to 226,694.70, 340,061.09 and 68,924.52

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Solution

The fourth proportional to 226,694.70, 340,061.09 and 68,924.52 is: 103,392.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,694.70 : 340,061.09 = 68,924.52 : x
  2. Step 2: Convert to fraction form
    226,694.70/340,061.09 = 68,924.52/x
  3. Step 3: Cross multiply
    226,694.70x = 340,061.09 × 68,924.52
  4. Step 4: Simplify right side
    226,694.70x = 23,438,547,054.30
  5. Step 5: Solve for x
    x = 23,438,547,054.30/226,694.70
  6. Step 6: Final answer
    x = 103,392.57

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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.