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Finding the Fourth Proportional to 92,568.54, 138,824.11 and 33,396.52

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Solution

The fourth proportional to 92,568.54, 138,824.11 and 33,396.52 is: 50,084.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,568.54 : 138,824.11 = 33,396.52 : x
  2. Step 2: Convert to fraction form
    92,568.54/138,824.11 = 33,396.52/x
  3. Step 3: Cross multiply
    92,568.54x = 138,824.11 × 33,396.52
  4. Step 4: Simplify right side
    92,568.54x = 4,636,242,166.10
  5. Step 5: Solve for x
    x = 4,636,242,166.10/92,568.54
  6. Step 6: Final answer
    x = 50,084.43

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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.