Home / 81,584.07-122,412.83-44,100.26

Finding the Fourth Proportional to 81,584.07, 122,412.83 and 44,100.26

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Solution

The fourth proportional to 81,584.07, 122,412.83 and 44,100.26 is: 66,170.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,584.07 : 122,412.83 = 44,100.26 : x
  2. Step 2: Convert to fraction form
    81,584.07/122,412.83 = 44,100.26/x
  3. Step 3: Cross multiply
    81,584.07x = 122,412.83 × 44,100.26
  4. Step 4: Simplify right side
    81,584.07x = 5,398,436,797.77
  5. Step 5: Solve for x
    x = 5,398,436,797.77/81,584.07
  6. Step 6: Final answer
    x = 66,170.23

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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.