Home / 111,447.50-167,198.26-64,092.90

Finding the Fourth Proportional to 111,447.50, 167,198.26 and 64,092.90

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Solution

The fourth proportional to 111,447.50, 167,198.26 and 64,092.90 is: 96,154.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,447.50 : 167,198.26 = 64,092.90 : x
  2. Step 2: Convert to fraction form
    111,447.50/167,198.26 = 64,092.90/x
  3. Step 3: Cross multiply
    111,447.50x = 167,198.26 × 64,092.90
  4. Step 4: Simplify right side
    111,447.50x = 10,716,221,358.35
  5. Step 5: Solve for x
    x = 10,716,221,358.35/111,447.50
  6. Step 6: Final answer
    x = 96,154.88

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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.