Home / 57,544.14-86,201.34-45,717.90

Finding the Fourth Proportional to 57,544.14, 86,201.34 and 45,717.90

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Solution

The fourth proportional to 57,544.14, 86,201.34 and 45,717.90 is: 68,485.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,544.14 : 86,201.34 = 45,717.90 : x
  2. Step 2: Convert to fraction form
    57,544.14/86,201.34 = 45,717.90/x
  3. Step 3: Cross multiply
    57,544.14x = 86,201.34 × 45,717.90
  4. Step 4: Simplify right side
    57,544.14x = 3,940,944,241.99
  5. Step 5: Solve for x
    x = 3,940,944,241.99/57,544.14
  6. Step 6: Final answer
    x = 68,485.59

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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.