Home / 108,144.45-162,232.20-33,270.89

Finding the Fourth Proportional to 108,144.45, 162,232.20 and 33,270.89

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Solution

The fourth proportional to 108,144.45, 162,232.20 and 33,270.89 is: 49,911.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,144.45 : 162,232.20 = 33,270.89 : x
  2. Step 2: Convert to fraction form
    108,144.45/162,232.20 = 33,270.89/x
  3. Step 3: Cross multiply
    108,144.45x = 162,232.20 × 33,270.89
  4. Step 4: Simplify right side
    108,144.45x = 5,397,608,869.50
  5. Step 5: Solve for x
    x = 5,397,608,869.50/108,144.45
  6. Step 6: Final answer
    x = 49,911.10

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1.5x scale

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.