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Finding the Fourth Proportional to 57,610.52, 86,200.32 and 41,008.76

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Solution

The fourth proportional to 57,610.52, 86,200.32 and 41,008.76 is: 61,359.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,610.52 : 86,200.32 = 41,008.76 : x
  2. Step 2: Convert to fraction form
    57,610.52/86,200.32 = 41,008.76/x
  3. Step 3: Cross multiply
    57,610.52x = 86,200.32 × 41,008.76
  4. Step 4: Simplify right side
    57,610.52x = 3,534,968,234.80
  5. Step 5: Solve for x
    x = 3,534,968,234.80/57,610.52
  6. Step 6: Final answer
    x = 61,359.77

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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.