Home / 204,144.78-281,735.58-122,476.11

Finding the Fourth Proportional to 204,144.78, 281,735.58 and 122,476.11

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Solution

The fourth proportional to 204,144.78, 281,735.58 and 122,476.11 is: 169,026.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,144.78 : 281,735.58 = 122,476.11 : x
  2. Step 2: Convert to fraction form
    204,144.78/281,735.58 = 122,476.11/x
  3. Step 3: Cross multiply
    204,144.78x = 281,735.58 × 122,476.11
  4. Step 4: Simplify right side
    204,144.78x = 34,505,877,886.99
  5. Step 5: Solve for x
    x = 34,505,877,886.99/204,144.78
  6. Step 6: Final answer
    x = 169,026.50

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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.