Home / 204,136.88-281,718.27-113,502.06

Finding the Fourth Proportional to 204,136.88, 281,718.27 and 113,502.06

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Solution

The fourth proportional to 204,136.88, 281,718.27 and 113,502.06 is: 156,638.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,136.88 : 281,718.27 = 113,502.06 : x
  2. Step 2: Convert to fraction form
    204,136.88/281,718.27 = 113,502.06/x
  3. Step 3: Cross multiply
    204,136.88x = 281,718.27 × 113,502.06
  4. Step 4: Simplify right side
    204,136.88x = 31,975,603,984.64
  5. Step 5: Solve for x
    x = 31,975,603,984.64/204,136.88
  6. Step 6: Final answer
    x = 156,638.06

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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.