Home / 140,914.98-194,241.78-106,786.85

Finding the Fourth Proportional to 140,914.98, 194,241.78 and 106,786.85

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Solution

The fourth proportional to 140,914.98, 194,241.78 and 106,786.85 is: 147,198.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,914.98 : 194,241.78 = 106,786.85 : x
  2. Step 2: Convert to fraction form
    140,914.98/194,241.78 = 106,786.85/x
  3. Step 3: Cross multiply
    140,914.98x = 194,241.78 × 106,786.85
  4. Step 4: Simplify right side
    140,914.98x = 20,742,467,824.59
  5. Step 5: Solve for x
    x = 20,742,467,824.59/140,914.98
  6. Step 6: Final answer
    x = 147,198.46

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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.