Home / 255,739.68-352,892.19-163,817.03

Finding the Fourth Proportional to 255,739.68, 352,892.19 and 163,817.03

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Solution

The fourth proportional to 255,739.68, 352,892.19 and 163,817.03 is: 226,049.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,739.68 : 352,892.19 = 163,817.03 : x
  2. Step 2: Convert to fraction form
    255,739.68/352,892.19 = 163,817.03/x
  3. Step 3: Cross multiply
    255,739.68x = 352,892.19 × 163,817.03
  4. Step 4: Simplify right side
    255,739.68x = 57,809,751,972.54
  5. Step 5: Solve for x
    x = 57,809,751,972.54/255,739.68
  6. Step 6: Final answer
    x = 226,049.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.