Home / 133,012.26-199,551.27-39,517.86

Finding the Fourth Proportional to 133,012.26, 199,551.27 and 39,517.86

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Solution

The fourth proportional to 133,012.26, 199,551.27 and 39,517.86 is: 59,286.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,012.26 : 199,551.27 = 39,517.86 : x
  2. Step 2: Convert to fraction form
    133,012.26/199,551.27 = 39,517.86/x
  3. Step 3: Cross multiply
    133,012.26x = 199,551.27 × 39,517.86
  4. Step 4: Simplify right side
    133,012.26x = 7,885,839,150.68
  5. Step 5: Solve for x
    x = 7,885,839,150.68/133,012.26
  6. Step 6: Final answer
    x = 59,286.56

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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.