Home / 133,849.38-200,792.60-45,128.26

Finding the Fourth Proportional to 133,849.38, 200,792.60 and 45,128.26

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Solution

The fourth proportional to 133,849.38, 200,792.60 and 45,128.26 is: 67,698.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,849.38 : 200,792.60 = 45,128.26 : x
  2. Step 2: Convert to fraction form
    133,849.38/200,792.60 = 45,128.26/x
  3. Step 3: Cross multiply
    133,849.38x = 200,792.60 × 45,128.26
  4. Step 4: Simplify right side
    133,849.38x = 9,061,419,429.27
  5. Step 5: Solve for x
    x = 9,061,419,429.27/133,849.38
  6. Step 6: Final answer
    x = 67,698.63

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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.