Home / 115,338.30-173,253.27-108,596.88

Finding the Fourth Proportional to 115,338.30, 173,253.27 and 108,596.88

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Solution

The fourth proportional to 115,338.30, 173,253.27 and 108,596.88 is: 163,126.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,338.30 : 173,253.27 = 108,596.88 : x
  2. Step 2: Convert to fraction form
    115,338.30/173,253.27 = 108,596.88/x
  3. Step 3: Cross multiply
    115,338.30x = 173,253.27 × 108,596.88
  4. Step 4: Simplify right side
    115,338.30x = 18,814,764,571.80
  5. Step 5: Solve for x
    x = 18,814,764,571.80/115,338.30
  6. Step 6: Final answer
    x = 163,126.77

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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.