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Finding the Fourth Proportional to 204,863.67, 307,327.16 and 69,896.14

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Solution

The fourth proportional to 204,863.67, 307,327.16 and 69,896.14 is: 104,855.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,863.67 : 307,327.16 = 69,896.14 : x
  2. Step 2: Convert to fraction form
    204,863.67/307,327.16 = 69,896.14/x
  3. Step 3: Cross multiply
    204,863.67x = 307,327.16 × 69,896.14
  4. Step 4: Simplify right side
    204,863.67x = 21,480,982,201.16
  5. Step 5: Solve for x
    x = 21,480,982,201.16/204,863.67
  6. Step 6: Final answer
    x = 104,855.01

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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.