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Finding the Fourth Proportional to 149,884.65, 224,982.70 and 100,311.16

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Solution

The fourth proportional to 149,884.65, 224,982.70 and 100,311.16 is: 150,570.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,884.65 : 224,982.70 = 100,311.16 : x
  2. Step 2: Convert to fraction form
    149,884.65/224,982.70 = 100,311.16/x
  3. Step 3: Cross multiply
    149,884.65x = 224,982.70 × 100,311.16
  4. Step 4: Simplify right side
    149,884.65x = 22,568,275,616.93
  5. Step 5: Solve for x
    x = 22,568,275,616.93/149,884.65
  6. Step 6: Final answer
    x = 150,570.96

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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.