Home / 50,093.91-69,045.62-39,989.97

Finding the Fourth Proportional to 50,093.91, 69,045.62 and 39,989.97

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Solution

The fourth proportional to 50,093.91, 69,045.62 and 39,989.97 is: 55,119.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,093.91 : 69,045.62 = 39,989.97 : x
  2. Step 2: Convert to fraction form
    50,093.91/69,045.62 = 39,989.97/x
  3. Step 3: Cross multiply
    50,093.91x = 69,045.62 × 39,989.97
  4. Step 4: Simplify right side
    50,093.91x = 2,761,132,072.48
  5. Step 5: Solve for x
    x = 2,761,132,072.48/50,093.91
  6. Step 6: Final answer
    x = 55,119.12

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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.