Home / 188,087.19-282,176.34-108,176.28

Finding the Fourth Proportional to 188,087.19, 282,176.34 and 108,176.28

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Solution

The fourth proportional to 188,087.19, 282,176.34 and 108,176.28 is: 162,290.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,087.19 : 282,176.34 = 108,176.28 : x
  2. Step 2: Convert to fraction form
    188,087.19/282,176.34 = 108,176.28/x
  3. Step 3: Cross multiply
    188,087.19x = 282,176.34 × 108,176.28
  4. Step 4: Simplify right side
    188,087.19x = 30,524,786,765.22
  5. Step 5: Solve for x
    x = 30,524,786,765.22/188,087.19
  6. Step 6: Final answer
    x = 162,290.62

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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.