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Finding the Fourth Proportional to 227,110.44, 340,718.88 and 69,338.90

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Solution

The fourth proportional to 227,110.44, 340,718.88 and 69,338.90 is: 104,024.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,110.44 : 340,718.88 = 69,338.90 : x
  2. Step 2: Convert to fraction form
    227,110.44/340,718.88 = 69,338.90/x
  3. Step 3: Cross multiply
    227,110.44x = 340,718.88 × 69,338.90
  4. Step 4: Simplify right side
    227,110.44x = 23,625,072,348.43
  5. Step 5: Solve for x
    x = 23,625,072,348.43/227,110.44
  6. Step 6: Final answer
    x = 104,024.60

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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.