Home / 133,105.42-199,657.32-33,265.09

Finding the Fourth Proportional to 133,105.42, 199,657.32 and 33,265.09

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Solution

The fourth proportional to 133,105.42, 199,657.32 and 33,265.09 is: 49,897.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,105.42 : 199,657.32 = 33,265.09 : x
  2. Step 2: Convert to fraction form
    133,105.42/199,657.32 = 33,265.09/x
  3. Step 3: Cross multiply
    133,105.42x = 199,657.32 × 33,265.09
  4. Step 4: Simplify right side
    133,105.42x = 6,641,618,718.96
  5. Step 5: Solve for x
    x = 6,641,618,718.96/133,105.42
  6. Step 6: Final answer
    x = 49,897.43

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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.