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Finding the Fourth Proportional to 71,367.53, 107,053.73 and 33,908.27

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Solution

The fourth proportional to 71,367.53, 107,053.73 and 33,908.27 is: 50,863.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,367.53 : 107,053.73 = 33,908.27 : x
  2. Step 2: Convert to fraction form
    71,367.53/107,053.73 = 33,908.27/x
  3. Step 3: Cross multiply
    71,367.53x = 107,053.73 × 33,908.27
  4. Step 4: Simplify right side
    71,367.53x = 3,630,006,781.35
  5. Step 5: Solve for x
    x = 3,630,006,781.35/71,367.53
  6. Step 6: Final answer
    x = 50,863.56

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1.5x scale

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.