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Finding the Fourth Proportional to 104,352.88, 156,540.64 and 33,258.84

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Solution

The fourth proportional to 104,352.88, 156,540.64 and 33,258.84 is: 49,891.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,352.88 : 156,540.64 = 33,258.84 : x
  2. Step 2: Convert to fraction form
    104,352.88/156,540.64 = 33,258.84/x
  3. Step 3: Cross multiply
    104,352.88x = 156,540.64 × 33,258.84
  4. Step 4: Simplify right side
    104,352.88x = 5,206,360,099.26
  5. Step 5: Solve for x
    x = 5,206,360,099.26/104,352.88
  6. Step 6: Final answer
    x = 49,891.87

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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.