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Finding the Fourth Proportional to 88,648.63, 132,934.03 and 33,205.75

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Solution

The fourth proportional to 88,648.63, 132,934.03 and 33,205.75 is: 49,794.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,648.63 : 132,934.03 = 33,205.75 : x
  2. Step 2: Convert to fraction form
    88,648.63/132,934.03 = 33,205.75/x
  3. Step 3: Cross multiply
    88,648.63x = 132,934.03 × 33,205.75
  4. Step 4: Simplify right side
    88,648.63x = 4,414,174,166.67
  5. Step 5: Solve for x
    x = 4,414,174,166.67/88,648.63
  6. Step 6: Final answer
    x = 49,794.05

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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.