Home / 239,361.42-330,321.06-131,935.62

Finding the Fourth Proportional to 239,361.42, 330,321.06 and 131,935.62

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Solution

The fourth proportional to 239,361.42, 330,321.06 and 131,935.62 is: 182,072.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,361.42 : 330,321.06 = 131,935.62 : x
  2. Step 2: Convert to fraction form
    239,361.42/330,321.06 = 131,935.62/x
  3. Step 3: Cross multiply
    239,361.42x = 330,321.06 × 131,935.62
  4. Step 4: Simplify right side
    239,361.42x = 43,581,113,850.16
  5. Step 5: Solve for x
    x = 43,581,113,850.16/239,361.42
  6. Step 6: Final answer
    x = 182,072.42

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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.