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Finding the Fourth Proportional to 275,357.44, 412,935.24 and 95,396.39

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Solution

The fourth proportional to 275,357.44, 412,935.24 and 95,396.39 is: 143,059.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,357.44 : 412,935.24 = 95,396.39 : x
  2. Step 2: Convert to fraction form
    275,357.44/412,935.24 = 95,396.39/x
  3. Step 3: Cross multiply
    275,357.44x = 412,935.24 × 95,396.39
  4. Step 4: Simplify right side
    275,357.44x = 39,392,529,623.16
  5. Step 5: Solve for x
    x = 39,392,529,623.16/275,357.44
  6. Step 6: Final answer
    x = 143,059.62

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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.