Home / 133,975.12-200,822.22-45,198.04

Finding the Fourth Proportional to 133,975.12, 200,822.22 and 45,198.04

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Solution

The fourth proportional to 133,975.12, 200,822.22 and 45,198.04 is: 67,749.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,975.12 : 200,822.22 = 45,198.04 : x
  2. Step 2: Convert to fraction form
    133,975.12/200,822.22 = 45,198.04/x
  3. Step 3: Cross multiply
    133,975.12x = 200,822.22 × 45,198.04
  4. Step 4: Simplify right side
    133,975.12x = 9,076,770,732.45
  5. Step 5: Solve for x
    x = 9,076,770,732.45/133,975.12
  6. Step 6: Final answer
    x = 67,749.67

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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.