Home / 188,226.33-282,318.84-55,107.90

Finding the Fourth Proportional to 188,226.33, 282,318.84 and 55,107.90

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Solution

The fourth proportional to 188,226.33, 282,318.84 and 55,107.90 is: 82,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,226.33 : 282,318.84 = 55,107.90 : x
  2. Step 2: Convert to fraction form
    188,226.33/282,318.84 = 55,107.90/x
  3. Step 3: Cross multiply
    188,226.33x = 282,318.84 × 55,107.90
  4. Step 4: Simplify right side
    188,226.33x = 15,557,998,402.84
  5. Step 5: Solve for x
    x = 15,557,998,402.84/188,226.33
  6. Step 6: Final answer
    x = 82,655.80

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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.