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Finding the Fourth Proportional to 71,277.76, 106,846.04 and 33,771.92

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Solution

The fourth proportional to 71,277.76, 106,846.04 and 33,771.92 is: 50,624.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,277.76 : 106,846.04 = 33,771.92 : x
  2. Step 2: Convert to fraction form
    71,277.76/106,846.04 = 33,771.92/x
  3. Step 3: Cross multiply
    71,277.76x = 106,846.04 × 33,771.92
  4. Step 4: Simplify right side
    71,277.76x = 3,608,395,915.20
  5. Step 5: Solve for x
    x = 3,608,395,915.20/71,277.76
  6. Step 6: Final answer
    x = 50,624.43

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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.