Home / 204,069.64-281,602.44-113,419.72

Finding the Fourth Proportional to 204,069.64, 281,602.44 and 113,419.72

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Solution

The fourth proportional to 204,069.64, 281,602.44 and 113,419.72 is: 156,511.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,069.64 : 281,602.44 = 113,419.72 : x
  2. Step 2: Convert to fraction form
    204,069.64/281,602.44 = 113,419.72/x
  3. Step 3: Cross multiply
    204,069.64x = 281,602.44 × 113,419.72
  4. Step 4: Simplify right side
    204,069.64x = 31,939,269,896.12
  5. Step 5: Solve for x
    x = 31,939,269,896.12/204,069.64
  6. Step 6: Final answer
    x = 156,511.62

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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.