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Finding the Fourth Proportional to 50,958.54, 70,329.99 and 29,738.70

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Solution

The fourth proportional to 50,958.54, 70,329.99 and 29,738.70 is: 41,043.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,958.54 : 70,329.99 = 29,738.70 : x
  2. Step 2: Convert to fraction form
    50,958.54/70,329.99 = 29,738.70/x
  3. Step 3: Cross multiply
    50,958.54x = 70,329.99 × 29,738.70
  4. Step 4: Simplify right side
    50,958.54x = 2,091,522,473.61
  5. Step 5: Solve for x
    x = 2,091,522,473.61/50,958.54
  6. Step 6: Final answer
    x = 41,043.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.