Home / 204,080.28-281,614.56-113,429.12

Finding the Fourth Proportional to 204,080.28, 281,614.56 and 113,429.12

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Solution

The fourth proportional to 204,080.28, 281,614.56 and 113,429.12 is: 156,523.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,080.28 : 281,614.56 = 113,429.12 : x
  2. Step 2: Convert to fraction form
    204,080.28/281,614.56 = 113,429.12/x
  3. Step 3: Cross multiply
    204,080.28x = 281,614.56 × 113,429.12
  4. Step 4: Simplify right side
    204,080.28x = 31,943,291,719.99
  5. Step 5: Solve for x
    x = 31,943,291,719.99/204,080.28
  6. Step 6: Final answer
    x = 156,523.17

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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.