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Finding the Fourth Proportional to 226,791.95, 340,089.62 and 68,983.97

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Solution

The fourth proportional to 226,791.95, 340,089.62 and 68,983.97 is: 103,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,791.95 : 340,089.62 = 68,983.97 : x
  2. Step 2: Convert to fraction form
    226,791.95/340,089.62 = 68,983.97/x
  3. Step 3: Cross multiply
    226,791.95x = 340,089.62 × 68,983.97
  4. Step 4: Simplify right side
    226,791.95x = 23,460,730,098.02
  5. Step 5: Solve for x
    x = 23,460,730,098.02/226,791.95
  6. Step 6: Final answer
    x = 103,446.05

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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.