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Finding the Fourth Proportional to 133,570.44, 200,336.04 and 50,445

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Solution

The fourth proportional to 133,570.44, 200,336.04 and 50,445 is: 75,660.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,570.44 : 200,336.04 = 50,445 : x
  2. Step 2: Convert to fraction form
    133,570.44/200,336.04 = 50,445/x
  3. Step 3: Cross multiply
    133,570.44x = 200,336.04 × 50,445
  4. Step 4: Simplify right side
    133,570.44x = 10,105,951,537.80
  5. Step 5: Solve for x
    x = 10,105,951,537.80/133,570.44
  6. Step 6: Final answer
    x = 75,660.09

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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.