Home / 110,982.12-166,468.77-61,161

Finding the Fourth Proportional to 110,982.12, 166,468.77 and 61,161

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Solution

The fourth proportional to 110,982.12, 166,468.77 and 61,161 is: 91,739.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,982.12 : 166,468.77 = 61,161 : x
  2. Step 2: Convert to fraction form
    110,982.12/166,468.77 = 61,161/x
  3. Step 3: Cross multiply
    110,982.12x = 166,468.77 × 61,161
  4. Step 4: Simplify right side
    110,982.12x = 10,181,396,441.97
  5. Step 5: Solve for x
    x = 10,181,396,441.97/110,982.12
  6. Step 6: Final answer
    x = 91,739.07

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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.