Home / 50,964.20-76,446.30-38,522.60

Finding the Fourth Proportional to 50,964.20, 76,446.30 and 38,522.60

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Solution

The fourth proportional to 50,964.20, 76,446.30 and 38,522.60 is: 57,783.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,964.20 : 76,446.30 = 38,522.60 : x
  2. Step 2: Convert to fraction form
    50,964.20/76,446.30 = 38,522.60/x
  3. Step 3: Cross multiply
    50,964.20x = 76,446.30 × 38,522.60
  4. Step 4: Simplify right side
    50,964.20x = 2,944,910,236.38
  5. Step 5: Solve for x
    x = 2,944,910,236.38/50,964.20
  6. Step 6: Final answer
    x = 57,783.90

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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.