Home / 203,939.14-305,914.75-97,334.33

Finding the Fourth Proportional to 203,939.14, 305,914.75 and 97,334.33

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Solution

The fourth proportional to 203,939.14, 305,914.75 and 97,334.33 is: 146,004.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,939.14 : 305,914.75 = 97,334.33 : x
  2. Step 2: Convert to fraction form
    203,939.14/305,914.75 = 97,334.33/x
  3. Step 3: Cross multiply
    203,939.14x = 305,914.75 × 97,334.33
  4. Step 4: Simplify right side
    203,939.14x = 29,776,008,310.37
  5. Step 5: Solve for x
    x = 29,776,008,310.37/203,939.14
  6. Step 6: Final answer
    x = 146,004.38

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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.