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Finding the Fourth Proportional to 188,229.33, 282,302.47 and 55,119.97

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Solution

The fourth proportional to 188,229.33, 282,302.47 and 55,119.97 is: 82,667.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,229.33 : 282,302.47 = 55,119.97 : x
  2. Step 2: Convert to fraction form
    188,229.33/282,302.47 = 55,119.97/x
  3. Step 3: Cross multiply
    188,229.33x = 282,302.47 × 55,119.97
  4. Step 4: Simplify right side
    188,229.33x = 15,560,503,677.33
  5. Step 5: Solve for x
    x = 15,560,503,677.33/188,229.33
  6. Step 6: Final answer
    x = 82,667.80

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1.5x scale

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.