Home / 52,142.91-71,951.82-32,000.64

Finding the Fourth Proportional to 52,142.91, 71,951.82 and 32,000.64

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Solution

The fourth proportional to 52,142.91, 71,951.82 and 32,000.64 is: 44,157.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,142.91 : 71,951.82 = 32,000.64 : x
  2. Step 2: Convert to fraction form
    52,142.91/71,951.82 = 32,000.64/x
  3. Step 3: Cross multiply
    52,142.91x = 71,951.82 × 32,000.64
  4. Step 4: Simplify right side
    52,142.91x = 2,302,504,289.16
  5. Step 5: Solve for x
    x = 2,302,504,289.16/52,142.91
  6. Step 6: Final answer
    x = 44,157.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.