Home / 203,721.66-305,504.73-110,176.38

Finding the Fourth Proportional to 203,721.66, 305,504.73 and 110,176.38

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Solution

The fourth proportional to 203,721.66, 305,504.73 and 110,176.38 is: 165,222.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,721.66 : 305,504.73 = 110,176.38 : x
  2. Step 2: Convert to fraction form
    203,721.66/305,504.73 = 110,176.38/x
  3. Step 3: Cross multiply
    203,721.66x = 305,504.73 × 110,176.38
  4. Step 4: Simplify right side
    203,721.66x = 33,659,405,224.28
  5. Step 5: Solve for x
    x = 33,659,405,224.28/203,721.66
  6. Step 6: Final answer
    x = 165,222.52

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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.