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Finding the Fourth Proportional to 71,163.64, 106,743.04 and 33,741.64

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Solution

The fourth proportional to 71,163.64, 106,743.04 and 33,741.64 is: 50,611.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,163.64 : 106,743.04 = 33,741.64 : x
  2. Step 2: Convert to fraction form
    71,163.64/106,743.04 = 33,741.64/x
  3. Step 3: Cross multiply
    71,163.64x = 106,743.04 × 33,741.64
  4. Step 4: Simplify right side
    71,163.64x = 3,601,685,228.19
  5. Step 5: Solve for x
    x = 3,601,685,228.19/71,163.64
  6. Step 6: Final answer
    x = 50,611.31

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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.