Home / 321,187.25-481,813.68-110,824.58

Finding the Fourth Proportional to 321,187.25, 481,813.68 and 110,824.58

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Solution

The fourth proportional to 321,187.25, 481,813.68 and 110,824.58 is: 166,248.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,187.25 : 481,813.68 = 110,824.58 : x
  2. Step 2: Convert to fraction form
    321,187.25/481,813.68 = 110,824.58/x
  3. Step 3: Cross multiply
    321,187.25x = 481,813.68 × 110,824.58
  4. Step 4: Simplify right side
    321,187.25x = 53,396,798,724.25
  5. Step 5: Solve for x
    x = 53,396,798,724.25/321,187.25
  6. Step 6: Final answer
    x = 166,248.19

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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.