Home / 90,906.44-136,418.04-44,133.80

Finding the Fourth Proportional to 90,906.44, 136,418.04 and 44,133.80

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Solution

The fourth proportional to 90,906.44, 136,418.04 and 44,133.80 is: 66,229.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,906.44 : 136,418.04 = 44,133.80 : x
  2. Step 2: Convert to fraction form
    90,906.44/136,418.04 = 44,133.80/x
  3. Step 3: Cross multiply
    90,906.44x = 136,418.04 × 44,133.80
  4. Step 4: Simplify right side
    90,906.44x = 6,020,645,811.66
  5. Step 5: Solve for x
    x = 6,020,645,811.66/90,906.44
  6. Step 6: Final answer
    x = 66,229.04

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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.