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Finding the Fourth Proportional to 70,563.16, 105,843.54 and 33,114.52

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Solution

The fourth proportional to 70,563.16, 105,843.54 and 33,114.52 is: 49,671.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,563.16 : 105,843.54 = 33,114.52 : x
  2. Step 2: Convert to fraction form
    70,563.16/105,843.54 = 33,114.52/x
  3. Step 3: Cross multiply
    70,563.16x = 105,843.54 × 33,114.52
  4. Step 4: Simplify right side
    70,563.16x = 3,504,958,022.20
  5. Step 5: Solve for x
    x = 3,504,958,022.20/70,563.16
  6. Step 6: Final answer
    x = 49,671.22

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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.