Home / 204,136.56-281,712.60-113,496.12

Finding the Fourth Proportional to 204,136.56, 281,712.60 and 113,496.12

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Solution

The fourth proportional to 204,136.56, 281,712.60 and 113,496.12 is: 156,626.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,136.56 : 281,712.60 = 113,496.12 : x
  2. Step 2: Convert to fraction form
    204,136.56/281,712.60 = 113,496.12/x
  3. Step 3: Cross multiply
    204,136.56x = 281,712.60 × 113,496.12
  4. Step 4: Simplify right side
    204,136.56x = 31,973,287,055.11
  5. Step 5: Solve for x
    x = 31,973,287,055.11/204,136.56
  6. Step 6: Final answer
    x = 156,626.95

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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.