Home / 135,961.43-203,946.17-64,891.56

Finding the Fourth Proportional to 135,961.43, 203,946.17 and 64,891.56

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Solution

The fourth proportional to 135,961.43, 203,946.17 and 64,891.56 is: 97,339.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,961.43 : 203,946.17 = 64,891.56 : x
  2. Step 2: Convert to fraction form
    135,961.43/203,946.17 = 64,891.56/x
  3. Step 3: Cross multiply
    135,961.43x = 203,946.17 × 64,891.56
  4. Step 4: Simplify right side
    135,961.43x = 13,234,383,783.14
  5. Step 5: Solve for x
    x = 13,234,383,783.14/135,961.43
  6. Step 6: Final answer
    x = 97,339.25

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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.