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Finding the Fourth Proportional to 101,392.88, 152,078.36 and 33,917.27

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Solution

The fourth proportional to 101,392.88, 152,078.36 and 33,917.27 is: 50,872.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,392.88 : 152,078.36 = 33,917.27 : x
  2. Step 2: Convert to fraction form
    101,392.88/152,078.36 = 33,917.27/x
  3. Step 3: Cross multiply
    101,392.88x = 152,078.36 × 33,917.27
  4. Step 4: Simplify right side
    101,392.88x = 5,158,081,867.30
  5. Step 5: Solve for x
    x = 5,158,081,867.30/101,392.88
  6. Step 6: Final answer
    x = 50,872.23

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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.