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Finding the Fourth Proportional to 204,293.94, 281,810.41 and 122,601.30

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Solution

The fourth proportional to 204,293.94, 281,810.41 and 122,601.30 is: 169,120.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,293.94 : 281,810.41 = 122,601.30 : x
  2. Step 2: Convert to fraction form
    204,293.94/281,810.41 = 122,601.30/x
  3. Step 3: Cross multiply
    204,293.94x = 281,810.41 × 122,601.30
  4. Step 4: Simplify right side
    204,293.94x = 34,550,322,619.53
  5. Step 5: Solve for x
    x = 34,550,322,619.53/204,293.94
  6. Step 6: Final answer
    x = 169,120.64

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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.