Home / 204,131.95-281,717.80-113,495.38

Finding the Fourth Proportional to 204,131.95, 281,717.80 and 113,495.38

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Solution

The fourth proportional to 204,131.95, 281,717.80 and 113,495.38 is: 156,632.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,131.95 : 281,717.80 = 113,495.38 : x
  2. Step 2: Convert to fraction form
    204,131.95/281,717.80 = 113,495.38/x
  3. Step 3: Cross multiply
    204,131.95x = 281,717.80 × 113,495.38
  4. Step 4: Simplify right side
    204,131.95x = 31,973,667,775.73
  5. Step 5: Solve for x
    x = 31,973,667,775.73/204,131.95
  6. Step 6: Final answer
    x = 156,632.36

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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.