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Finding the Fourth Proportional to 227,647.96, 341,441.94 and 69,863.20

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Solution

The fourth proportional to 227,647.96, 341,441.94 and 69,863.20 is: 104,785.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,647.96 : 341,441.94 = 69,863.20 : x
  2. Step 2: Convert to fraction form
    227,647.96/341,441.94 = 69,863.20/x
  3. Step 3: Cross multiply
    227,647.96x = 341,441.94 × 69,863.20
  4. Step 4: Simplify right side
    227,647.96x = 23,854,226,542.61
  5. Step 5: Solve for x
    x = 23,854,226,542.61/227,647.96
  6. Step 6: Final answer
    x = 104,785.59

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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.