Home / 203,529.48-305,049-75,343.34

Finding the Fourth Proportional to 203,529.48, 305,049 and 75,343.34

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Solution

The fourth proportional to 203,529.48, 305,049 and 75,343.34 is: 112,924.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,529.48 : 305,049 = 75,343.34 : x
  2. Step 2: Convert to fraction form
    203,529.48/305,049 = 75,343.34/x
  3. Step 3: Cross multiply
    203,529.48x = 305,049 × 75,343.34
  4. Step 4: Simplify right side
    203,529.48x = 22,983,410,523.66
  5. Step 5: Solve for x
    x = 22,983,410,523.66/203,529.48
  6. Step 6: Final answer
    x = 112,924.23

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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.