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Finding the Fourth Proportional to 200,918.00, 301,391.57 and 60,687.56

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Solution

The fourth proportional to 200,918.00, 301,391.57 and 60,687.56 is: 91,035.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,918.00 : 301,391.57 = 60,687.56 : x
  2. Step 2: Convert to fraction form
    200,918.00/301,391.57 = 60,687.56/x
  3. Step 3: Cross multiply
    200,918.00x = 301,391.57 × 60,687.56
  4. Step 4: Simplify right side
    200,918.00x = 18,290,719,893.07
  5. Step 5: Solve for x
    x = 18,290,719,893.07/200,918.00
  6. Step 6: Final answer
    x = 91,035.74

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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.