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Finding the Fourth Proportional to 133,900.44, 200,849.79 and 34,059.78

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Solution

The fourth proportional to 133,900.44, 200,849.79 and 34,059.78 is: 51,089.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,900.44 : 200,849.79 = 34,059.78 : x
  2. Step 2: Convert to fraction form
    133,900.44/200,849.79 = 34,059.78/x
  3. Step 3: Cross multiply
    133,900.44x = 200,849.79 × 34,059.78
  4. Step 4: Simplify right side
    133,900.44x = 6,840,899,660.45
  5. Step 5: Solve for x
    x = 6,840,899,660.45/133,900.44
  6. Step 6: Final answer
    x = 51,089.45

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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.