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Finding the Fourth Proportional to 203,902.22, 305,853.30 and 63,672.86

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Solution

The fourth proportional to 203,902.22, 305,853.30 and 63,672.86 is: 95,509.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,902.22 : 305,853.30 = 63,672.86 : x
  2. Step 2: Convert to fraction form
    203,902.22/305,853.30 = 63,672.86/x
  3. Step 3: Cross multiply
    203,902.22x = 305,853.30 × 63,672.86
  4. Step 4: Simplify right side
    203,902.22x = 19,474,554,351.44
  5. Step 5: Solve for x
    x = 19,474,554,351.44/203,902.22
  6. Step 6: Final answer
    x = 95,509.28

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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.