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Finding the Fourth Proportional to 167,628.62, 251,442.90 and 49,299.96

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Solution

The fourth proportional to 167,628.62, 251,442.90 and 49,299.96 is: 73,949.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,628.62 : 251,442.90 = 49,299.96 : x
  2. Step 2: Convert to fraction form
    167,628.62/251,442.90 = 49,299.96/x
  3. Step 3: Cross multiply
    167,628.62x = 251,442.90 × 49,299.96
  4. Step 4: Simplify right side
    167,628.62x = 12,396,124,912.28
  5. Step 5: Solve for x
    x = 12,396,124,912.28/167,628.62
  6. Step 6: Final answer
    x = 73,949.93

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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.