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Finding the Fourth Proportional to 226,792.95, 340,091.11 and 68,984.97

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Solution

The fourth proportional to 226,792.95, 340,091.11 and 68,984.97 is: 103,447.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,792.95 : 340,091.11 = 68,984.97 : x
  2. Step 2: Convert to fraction form
    226,792.95/340,091.11 = 68,984.97/x
  3. Step 3: Cross multiply
    226,792.95x = 340,091.11 × 68,984.97
  4. Step 4: Simplify right side
    226,792.95x = 23,461,175,020.62
  5. Step 5: Solve for x
    x = 23,461,175,020.62/226,792.95
  6. Step 6: Final answer
    x = 103,447.55

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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.