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Finding the Fourth Proportional to 227,635.76, 341,440.72 and 69,864

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Solution

The fourth proportional to 227,635.76, 341,440.72 and 69,864 is: 104,792.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,635.76 : 341,440.72 = 69,864 : x
  2. Step 2: Convert to fraction form
    227,635.76/341,440.72 = 69,864/x
  3. Step 3: Cross multiply
    227,635.76x = 341,440.72 × 69,864
  4. Step 4: Simplify right side
    227,635.76x = 23,854,414,462.08
  5. Step 5: Solve for x
    x = 23,854,414,462.08/227,635.76
  6. Step 6: Final answer
    x = 104,792.03

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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.