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Finding the Fourth Proportional to 108,546.60, 162,843.12 and 33,665.10

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Solution

The fourth proportional to 108,546.60, 162,843.12 and 33,665.10 is: 50,504.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,546.60 : 162,843.12 = 33,665.10 : x
  2. Step 2: Convert to fraction form
    108,546.60/162,843.12 = 33,665.10/x
  3. Step 3: Cross multiply
    108,546.60x = 162,843.12 × 33,665.10
  4. Step 4: Simplify right side
    108,546.60x = 5,482,129,919.11
  5. Step 5: Solve for x
    x = 5,482,129,919.11/108,546.60
  6. Step 6: Final answer
    x = 50,504.85

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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.