Home / 204,183.20-281,756.40-119,290.88

Finding the Fourth Proportional to 204,183.20, 281,756.40 and 119,290.88

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Solution

The fourth proportional to 204,183.20, 281,756.40 and 119,290.88 is: 164,611.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,183.20 : 281,756.40 = 119,290.88 : x
  2. Step 2: Convert to fraction form
    204,183.20/281,756.40 = 119,290.88/x
  3. Step 3: Cross multiply
    204,183.20x = 281,756.40 × 119,290.88
  4. Step 4: Simplify right side
    204,183.20x = 33,610,968,901.63
  5. Step 5: Solve for x
    x = 33,610,968,901.63/204,183.20
  6. Step 6: Final answer
    x = 164,611.82

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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.