Home / 238,936.53-329,729.92-131,504.26

Finding the Fourth Proportional to 238,936.53, 329,729.92 and 131,504.26

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Solution

The fourth proportional to 238,936.53, 329,729.92 and 131,504.26 is: 181,474.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,936.53 : 329,729.92 = 131,504.26 : x
  2. Step 2: Convert to fraction form
    238,936.53/329,729.92 = 131,504.26/x
  3. Step 3: Cross multiply
    238,936.53x = 329,729.92 × 131,504.26
  4. Step 4: Simplify right side
    238,936.53x = 43,360,889,129.46
  5. Step 5: Solve for x
    x = 43,360,889,129.46/238,936.53
  6. Step 6: Final answer
    x = 181,474.51

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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.