Home / 239,087.94-329,942.31-143,596.26

Finding the Fourth Proportional to 239,087.94, 329,942.31 and 143,596.26

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Solution

The fourth proportional to 239,087.94, 329,942.31 and 143,596.26 is: 198,163.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,087.94 : 329,942.31 = 143,596.26 : x
  2. Step 2: Convert to fraction form
    239,087.94/329,942.31 = 143,596.26/x
  3. Step 3: Cross multiply
    239,087.94x = 329,942.31 × 143,596.26
  4. Step 4: Simplify right side
    239,087.94x = 47,378,481,731.76
  5. Step 5: Solve for x
    x = 47,378,481,731.76/239,087.94
  6. Step 6: Final answer
    x = 198,163.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.