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Finding the Fourth Proportional to 200,608.97, 300,912.84 and 50,848.83

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Solution

The fourth proportional to 200,608.97, 300,912.84 and 50,848.83 is: 76,273.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,608.97 : 300,912.84 = 50,848.83 : x
  2. Step 2: Convert to fraction form
    200,608.97/300,912.84 = 50,848.83/x
  3. Step 3: Cross multiply
    200,608.97x = 300,912.84 × 50,848.83
  4. Step 4: Simplify right side
    200,608.97x = 15,301,065,845.98
  5. Step 5: Solve for x
    x = 15,301,065,845.98/200,608.97
  6. Step 6: Final answer
    x = 76,273.09

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1.5x scale

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.