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Finding the Fourth Proportional to 226,930.95, 340,396.11 and 67,009.01

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Solution

The fourth proportional to 226,930.95, 340,396.11 and 67,009.01 is: 100,513.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,930.95 : 340,396.11 = 67,009.01 : x
  2. Step 2: Convert to fraction form
    226,930.95/340,396.11 = 67,009.01/x
  3. Step 3: Cross multiply
    226,930.95x = 340,396.11 × 67,009.01
  4. Step 4: Simplify right side
    226,930.95x = 22,809,604,636.97
  5. Step 5: Solve for x
    x = 22,809,604,636.97/226,930.95
  6. Step 6: Final answer
    x = 100,513.41

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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.