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Finding the Fourth Proportional to 133,699.44, 200,549.50 and 33,859.65

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Solution

The fourth proportional to 133,699.44, 200,549.50 and 33,859.65 is: 50,789.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,699.44 : 200,549.50 = 33,859.65 : x
  2. Step 2: Convert to fraction form
    133,699.44/200,549.50 = 33,859.65/x
  3. Step 3: Cross multiply
    133,699.44x = 200,549.50 × 33,859.65
  4. Step 4: Simplify right side
    133,699.44x = 6,790,534,874.93
  5. Step 5: Solve for x
    x = 6,790,534,874.93/133,699.44
  6. Step 6: Final answer
    x = 50,789.55

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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.