Home / 149,231.38-223,771.05-73,334.98

Finding the Fourth Proportional to 149,231.38, 223,771.05 and 73,334.98

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Solution

The fourth proportional to 149,231.38, 223,771.05 and 73,334.98 is: 109,965.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,231.38 : 223,771.05 = 73,334.98 : x
  2. Step 2: Convert to fraction form
    149,231.38/223,771.05 = 73,334.98/x
  3. Step 3: Cross multiply
    149,231.38x = 223,771.05 × 73,334.98
  4. Step 4: Simplify right side
    149,231.38x = 16,410,245,476.33
  5. Step 5: Solve for x
    x = 16,410,245,476.33/149,231.38
  6. Step 6: Final answer
    x = 109,965.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.