Home / 167,723.91-251,253.77-108,601.20

Finding the Fourth Proportional to 167,723.91, 251,253.77 and 108,601.20

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Solution

The fourth proportional to 167,723.91, 251,253.77 and 108,601.20 is: 162,686.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,723.91 : 251,253.77 = 108,601.20 : x
  2. Step 2: Convert to fraction form
    167,723.91/251,253.77 = 108,601.20/x
  3. Step 3: Cross multiply
    167,723.91x = 251,253.77 × 108,601.20
  4. Step 4: Simplify right side
    167,723.91x = 27,286,460,383.52
  5. Step 5: Solve for x
    x = 27,286,460,383.52/167,723.91
  6. Step 6: Final answer
    x = 162,686.77

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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.