Home / 204,135.93-281,691.59-113,486.38

Finding the Fourth Proportional to 204,135.93, 281,691.59 and 113,486.38

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Solution

The fourth proportional to 204,135.93, 281,691.59 and 113,486.38 is: 156,602.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,135.93 : 281,691.59 = 113,486.38 : x
  2. Step 2: Convert to fraction form
    204,135.93/281,691.59 = 113,486.38/x
  3. Step 3: Cross multiply
    204,135.93x = 281,691.59 × 113,486.38
  4. Step 4: Simplify right side
    204,135.93x = 31,968,157,553.88
  5. Step 5: Solve for x
    x = 31,968,157,553.88/204,135.93
  6. Step 6: Final answer
    x = 156,602.31

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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.