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Finding the Fourth Proportional to 227,409.68, 341,115.96 and 69,626

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Solution

The fourth proportional to 227,409.68, 341,115.96 and 69,626 is: 104,439.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,409.68 : 341,115.96 = 69,626 : x
  2. Step 2: Convert to fraction form
    227,409.68/341,115.96 = 69,626/x
  3. Step 3: Cross multiply
    227,409.68x = 341,115.96 × 69,626
  4. Step 4: Simplify right side
    227,409.68x = 23,750,539,830.96
  5. Step 5: Solve for x
    x = 23,750,539,830.96/227,409.68
  6. Step 6: Final answer
    x = 104,439.44

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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.