Home / 204,151.74-281,729.10-113,504.82

Finding the Fourth Proportional to 204,151.74, 281,729.10 and 113,504.82

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Solution

The fourth proportional to 204,151.74, 281,729.10 and 113,504.82 is: 156,636.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,151.74 : 281,729.10 = 113,504.82 : x
  2. Step 2: Convert to fraction form
    204,151.74/281,729.10 = 113,504.82/x
  3. Step 3: Cross multiply
    204,151.74x = 281,729.10 × 113,504.82
  4. Step 4: Simplify right side
    204,151.74x = 31,977,610,784.26
  5. Step 5: Solve for x
    x = 31,977,610,784.26/204,151.74
  6. Step 6: Final answer
    x = 156,636.48

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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.