Home / 57,132.15-85,717.32-27,546.49

Finding the Fourth Proportional to 57,132.15, 85,717.32 and 27,546.49

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Solution

The fourth proportional to 57,132.15, 85,717.32 and 27,546.49 is: 41,328.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,132.15 : 85,717.32 = 27,546.49 : x
  2. Step 2: Convert to fraction form
    57,132.15/85,717.32 = 27,546.49/x
  3. Step 3: Cross multiply
    57,132.15x = 85,717.32 × 27,546.49
  4. Step 4: Simplify right side
    57,132.15x = 2,361,211,298.21
  5. Step 5: Solve for x
    x = 2,361,211,298.21/57,132.15
  6. Step 6: Final answer
    x = 41,328.94

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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.