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Finding the Fourth Proportional to 226,950.95, 340,481.10 and 69,169.70

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Solution

The fourth proportional to 226,950.95, 340,481.10 and 69,169.70 is: 103,771.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,950.95 : 340,481.10 = 69,169.70 : x
  2. Step 2: Convert to fraction form
    226,950.95/340,481.10 = 69,169.70/x
  3. Step 3: Cross multiply
    226,950.95x = 340,481.10 × 69,169.70
  4. Step 4: Simplify right side
    226,950.95x = 23,550,976,653.26
  5. Step 5: Solve for x
    x = 23,550,976,653.26/226,950.95
  6. Step 6: Final answer
    x = 103,771.22

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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.