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Finding the Fourth Proportional to 222,249.60, 333,082.80 and 89,020.80

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Solution

The fourth proportional to 222,249.60, 333,082.80 and 89,020.80 is: 133,414.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,249.60 : 333,082.80 = 89,020.80 : x
  2. Step 2: Convert to fraction form
    222,249.60/333,082.80 = 89,020.80/x
  3. Step 3: Cross multiply
    222,249.60x = 333,082.80 × 89,020.80
  4. Step 4: Simplify right side
    222,249.60x = 29,651,297,322.24
  5. Step 5: Solve for x
    x = 29,651,297,322.24/222,249.60
  6. Step 6: Final answer
    x = 133,414.40

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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.