Home / 204,085.26-281,621.46-113,434.11

Finding the Fourth Proportional to 204,085.26, 281,621.46 and 113,434.11

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Solution

The fourth proportional to 204,085.26, 281,621.46 and 113,434.11 is: 156,530.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,085.26 : 281,621.46 = 113,434.11 : x
  2. Step 2: Convert to fraction form
    204,085.26/281,621.46 = 113,434.11/x
  3. Step 3: Cross multiply
    204,085.26x = 281,621.46 × 113,434.11
  4. Step 4: Simplify right side
    204,085.26x = 31,945,479,672.00
  5. Step 5: Solve for x
    x = 31,945,479,672.00/204,085.26
  6. Step 6: Final answer
    x = 156,530.07

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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.