Home / 135,571.45-203,221.83-46,768.31

Finding the Fourth Proportional to 135,571.45, 203,221.83 and 46,768.31

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Solution

The fourth proportional to 135,571.45, 203,221.83 and 46,768.31 is: 70,105.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,571.45 : 203,221.83 = 46,768.31 : x
  2. Step 2: Convert to fraction form
    135,571.45/203,221.83 = 46,768.31/x
  3. Step 3: Cross multiply
    135,571.45x = 203,221.83 × 46,768.31
  4. Step 4: Simplify right side
    135,571.45x = 9,504,341,544.21
  5. Step 5: Solve for x
    x = 9,504,341,544.21/135,571.45
  6. Step 6: Final answer
    x = 70,105.77

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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.