Home / 135,561,257.58-187,164,625.32-104,143,351.44

Finding the Fourth Proportional to 135,561,257.58, 187,164,625.32 and 104,143,351.44

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Solution

The fourth proportional to 135,561,257.58, 187,164,625.32 and 104,143,351.44 is: 143,787,035.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,561,257.58 : 187,164,625.32 = 104,143,351.44 : x
  2. Step 2: Convert to fraction form
    135,561,257.58/187,164,625.32 = 104,143,351.44/x
  3. Step 3: Cross multiply
    135,561,257.58x = 187,164,625.32 × 104,143,351.44
  4. Step 4: Simplify right side
    135,561,257.58x = 19,491,951,351,836,680
  5. Step 5: Solve for x
    x = 19,491,951,351,836,680/135,561,257.58
  6. Step 6: Final answer
    x = 143,787,035.47

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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.