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Finding the Fourth Proportional to 222,565.73, 333,863.90 and 89,446.10

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Solution

The fourth proportional to 222,565.73, 333,863.90 and 89,446.10 is: 134,175.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,565.73 : 333,863.90 = 89,446.10 : x
  2. Step 2: Convert to fraction form
    222,565.73/333,863.90 = 89,446.10/x
  3. Step 3: Cross multiply
    222,565.73x = 333,863.90 × 89,446.10
  4. Step 4: Simplify right side
    222,565.73x = 29,862,823,785.79
  5. Step 5: Solve for x
    x = 29,862,823,785.79/222,565.73
  6. Step 6: Final answer
    x = 134,175.30

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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.