Home / 168,964.56-253,494.72-84,622.86

Finding the Fourth Proportional to 168,964.56, 253,494.72 and 84,622.86

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Solution

The fourth proportional to 168,964.56, 253,494.72 and 84,622.86 is: 126,958.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,964.56 : 253,494.72 = 84,622.86 : x
  2. Step 2: Convert to fraction form
    168,964.56/253,494.72 = 84,622.86/x
  3. Step 3: Cross multiply
    168,964.56x = 253,494.72 × 84,622.86
  4. Step 4: Simplify right side
    168,964.56x = 21,451,448,201.30
  5. Step 5: Solve for x
    x = 21,451,448,201.30/168,964.56
  6. Step 6: Final answer
    x = 126,958.27

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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.