Home / 68,266.74-102,356.37-33,187.26

Finding the Fourth Proportional to 68,266.74, 102,356.37 and 33,187.26

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Solution

The fourth proportional to 68,266.74, 102,356.37 and 33,187.26 is: 49,759.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,266.74 : 102,356.37 = 33,187.26 : x
  2. Step 2: Convert to fraction form
    68,266.74/102,356.37 = 33,187.26/x
  3. Step 3: Cross multiply
    68,266.74x = 102,356.37 × 33,187.26
  4. Step 4: Simplify right side
    68,266.74x = 3,396,927,463.85
  5. Step 5: Solve for x
    x = 3,396,927,463.85/68,266.74
  6. Step 6: Final answer
    x = 49,759.63

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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.