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Finding the Fourth Proportional to 227,479.70, 341,290.63 and 67,556.54

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Solution

The fourth proportional to 227,479.70, 341,290.63 and 67,556.54 is: 101,355.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,479.70 : 341,290.63 = 67,556.54 : x
  2. Step 2: Convert to fraction form
    227,479.70/341,290.63 = 67,556.54/x
  3. Step 3: Cross multiply
    227,479.70x = 341,290.63 × 67,556.54
  4. Step 4: Simplify right side
    227,479.70x = 23,056,414,097.22
  5. Step 5: Solve for x
    x = 23,056,414,097.22/227,479.70
  6. Step 6: Final answer
    x = 101,355.92

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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.