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Finding the Fourth Proportional to 89,480.97, 134,243.37 and 44,523.54

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Solution

The fourth proportional to 89,480.97, 134,243.37 and 44,523.54 is: 66,796.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,480.97 : 134,243.37 = 44,523.54 : x
  2. Step 2: Convert to fraction form
    89,480.97/134,243.37 = 44,523.54/x
  3. Step 3: Cross multiply
    89,480.97x = 134,243.37 × 44,523.54
  4. Step 4: Simplify right side
    89,480.97x = 5,976,990,053.93
  5. Step 5: Solve for x
    x = 5,976,990,053.93/89,480.97
  6. Step 6: Final answer
    x = 66,796.21

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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.