Home / 83,571.12-125,356.73-41,480.28

Finding the Fourth Proportional to 83,571.12, 125,356.73 and 41,480.28

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Solution

The fourth proportional to 83,571.12, 125,356.73 and 41,480.28 is: 62,220.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,571.12 : 125,356.73 = 41,480.28 : x
  2. Step 2: Convert to fraction form
    83,571.12/125,356.73 = 41,480.28/x
  3. Step 3: Cross multiply
    83,571.12x = 125,356.73 × 41,480.28
  4. Step 4: Simplify right side
    83,571.12x = 5,199,832,052.88
  5. Step 5: Solve for x
    x = 5,199,832,052.88/83,571.12
  6. Step 6: Final answer
    x = 62,220.44

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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.