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Finding the Fourth Proportional to 178,893.38, 268,350.25 and 50,799.64

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Solution

The fourth proportional to 178,893.38, 268,350.25 and 50,799.64 is: 76,202.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,893.38 : 268,350.25 = 50,799.64 : x
  2. Step 2: Convert to fraction form
    178,893.38/268,350.25 = 50,799.64/x
  3. Step 3: Cross multiply
    178,893.38x = 268,350.25 × 50,799.64
  4. Step 4: Simplify right side
    178,893.38x = 13,632,096,093.91
  5. Step 5: Solve for x
    x = 13,632,096,093.91/178,893.38
  6. Step 6: Final answer
    x = 76,202.35

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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.