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Finding the Fourth Proportional to 226,680.54, 340,008.50 and 68,896.69

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Solution

The fourth proportional to 226,680.54, 340,008.50 and 68,896.69 is: 103,341.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,680.54 : 340,008.50 = 68,896.69 : x
  2. Step 2: Convert to fraction form
    226,680.54/340,008.50 = 68,896.69/x
  3. Step 3: Cross multiply
    226,680.54x = 340,008.50 × 68,896.69
  4. Step 4: Simplify right side
    226,680.54x = 23,425,460,221.87
  5. Step 5: Solve for x
    x = 23,425,460,221.87/226,680.54
  6. Step 6: Final answer
    x = 103,341.29

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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.