Home / 57,161.52-85,738.96-17,179.64

Finding the Fourth Proportional to 57,161.52, 85,738.96 and 17,179.64

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Solution

The fourth proportional to 57,161.52, 85,738.96 and 17,179.64 is: 25,768.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,161.52 : 85,738.96 = 17,179.64 : x
  2. Step 2: Convert to fraction form
    57,161.52/85,738.96 = 17,179.64/x
  3. Step 3: Cross multiply
    57,161.52x = 85,738.96 × 17,179.64
  4. Step 4: Simplify right side
    57,161.52x = 1,472,964,466.77
  5. Step 5: Solve for x
    x = 1,472,964,466.77/57,161.52
  6. Step 6: Final answer
    x = 25,768.46

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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.