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Finding the Fourth Proportional to 88,668, 133,007.84 and 33,265.44

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Solution

The fourth proportional to 88,668, 133,007.84 and 33,265.44 is: 49,900.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,668 : 133,007.84 = 33,265.44 : x
  2. Step 2: Convert to fraction form
    88,668/133,007.84 = 33,265.44/x
  3. Step 3: Cross multiply
    88,668x = 133,007.84 × 33,265.44
  4. Step 4: Simplify right side
    88,668x = 4,424,564,321.05
  5. Step 5: Solve for x
    x = 4,424,564,321.05/88,668
  6. Step 6: Final answer
    x = 49,900.35

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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.