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Finding the Fourth Proportional to 222,585.64, 333,433.26 and 133,790.92

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Solution

The fourth proportional to 222,585.64, 333,433.26 and 133,790.92 is: 200,418.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,585.64 : 333,433.26 = 133,790.92 : x
  2. Step 2: Convert to fraction form
    222,585.64/333,433.26 = 133,790.92/x
  3. Step 3: Cross multiply
    222,585.64x = 333,433.26 × 133,790.92
  4. Step 4: Simplify right side
    222,585.64x = 44,610,342,614.00
  5. Step 5: Solve for x
    x = 44,610,342,614.00/222,585.64
  6. Step 6: Final answer
    x = 200,418.78

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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.