Home / 204,126.50-281,678.61-113,476.94

Finding the Fourth Proportional to 204,126.50, 281,678.61 and 113,476.94

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Solution

The fourth proportional to 204,126.50, 281,678.61 and 113,476.94 is: 156,589.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,126.50 : 281,678.61 = 113,476.94 : x
  2. Step 2: Convert to fraction form
    204,126.50/281,678.61 = 113,476.94/x
  3. Step 3: Cross multiply
    204,126.50x = 281,678.61 × 113,476.94
  4. Step 4: Simplify right side
    204,126.50x = 31,964,028,384.14
  5. Step 5: Solve for x
    x = 31,964,028,384.14/204,126.50
  6. Step 6: Final answer
    x = 156,589.32

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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.