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Finding the Fourth Proportional to 57,204.99, 85,819.88 and 23,471.09

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Solution

The fourth proportional to 57,204.99, 85,819.88 and 23,471.09 is: 35,211.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,204.99 : 85,819.88 = 23,471.09 : x
  2. Step 2: Convert to fraction form
    57,204.99/85,819.88 = 23,471.09/x
  3. Step 3: Cross multiply
    57,204.99x = 85,819.88 × 23,471.09
  4. Step 4: Simplify right side
    57,204.99x = 2,014,286,127.27
  5. Step 5: Solve for x
    x = 2,014,286,127.27/57,204.99
  6. Step 6: Final answer
    x = 35,211.72

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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.