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Finding the Fourth Proportional to 188,565.52, 282,661.45 and 88,546.67

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Solution

The fourth proportional to 188,565.52, 282,661.45 and 88,546.67 is: 132,732.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,565.52 : 282,661.45 = 88,546.67 : x
  2. Step 2: Convert to fraction form
    188,565.52/282,661.45 = 88,546.67/x
  3. Step 3: Cross multiply
    188,565.52x = 282,661.45 × 88,546.67
  4. Step 4: Simplify right side
    188,565.52x = 25,028,729,560.18
  5. Step 5: Solve for x
    x = 25,028,729,560.18/188,565.52
  6. Step 6: Final answer
    x = 132,732.27

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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.