Home / 204,074.64-281,619.36-113,428.98

Finding the Fourth Proportional to 204,074.64, 281,619.36 and 113,428.98

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Solution

The fourth proportional to 204,074.64, 281,619.36 and 113,428.98 is: 156,529.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,074.64 : 281,619.36 = 113,428.98 : x
  2. Step 2: Convert to fraction form
    204,074.64/281,619.36 = 113,428.98/x
  3. Step 3: Cross multiply
    204,074.64x = 281,619.36 × 113,428.98
  4. Step 4: Simplify right side
    204,074.64x = 31,943,796,753.05
  5. Step 5: Solve for x
    x = 31,943,796,753.05/204,074.64
  6. Step 6: Final answer
    x = 156,529.97

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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.