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Finding the Fourth Proportional to 222,787.72, 334,180.86 and 56,575.72

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Solution

The fourth proportional to 222,787.72, 334,180.86 and 56,575.72 is: 84,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,787.72 : 334,180.86 = 56,575.72 : x
  2. Step 2: Convert to fraction form
    222,787.72/334,180.86 = 56,575.72/x
  3. Step 3: Cross multiply
    222,787.72x = 334,180.86 × 56,575.72
  4. Step 4: Simplify right side
    222,787.72x = 18,906,522,764.72
  5. Step 5: Solve for x
    x = 18,906,522,764.72/222,787.72
  6. Step 6: Final answer
    x = 84,863.40

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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.