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Finding the Fourth Proportional to 50,463.73, 69,135.62 and 48,571.96

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Solution

The fourth proportional to 50,463.73, 69,135.62 and 48,571.96 is: 66,543.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,463.73 : 69,135.62 = 48,571.96 : x
  2. Step 2: Convert to fraction form
    50,463.73/69,135.62 = 48,571.96/x
  3. Step 3: Cross multiply
    50,463.73x = 69,135.62 × 48,571.96
  4. Step 4: Simplify right side
    50,463.73x = 3,358,052,569.22
  5. Step 5: Solve for x
    x = 3,358,052,569.22/50,463.73
  6. Step 6: Final answer
    x = 66,543.88

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.