Home / 69,742.12-104,607.25-27,610.75

Finding the Fourth Proportional to 69,742.12, 104,607.25 and 27,610.75

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Solution

The fourth proportional to 69,742.12, 104,607.25 and 27,610.75 is: 41,413.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,742.12 : 104,607.25 = 27,610.75 : x
  2. Step 2: Convert to fraction form
    69,742.12/104,607.25 = 27,610.75/x
  3. Step 3: Cross multiply
    69,742.12x = 104,607.25 × 27,610.75
  4. Step 4: Simplify right side
    69,742.12x = 2,888,284,627.94
  5. Step 5: Solve for x
    x = 2,888,284,627.94/69,742.12
  6. Step 6: Final answer
    x = 41,413.78

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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.