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Finding the Fourth Proportional to 133,952.60, 200,855.90 and 40,446.20

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Solution

The fourth proportional to 133,952.60, 200,855.90 and 40,446.20 is: 60,647.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,952.60 : 200,855.90 = 40,446.20 : x
  2. Step 2: Convert to fraction form
    133,952.60/200,855.90 = 40,446.20/x
  3. Step 3: Cross multiply
    133,952.60x = 200,855.90 × 40,446.20
  4. Step 4: Simplify right side
    133,952.60x = 8,123,857,902.58
  5. Step 5: Solve for x
    x = 8,123,857,902.58/133,952.60
  6. Step 6: Final answer
    x = 60,647.26

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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.