Home / 111,284.20-166,926.30-108,003.70

Finding the Fourth Proportional to 111,284.20, 166,926.30 and 108,003.70

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Solution

The fourth proportional to 111,284.20, 166,926.30 and 108,003.70 is: 162,005.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,284.20 : 166,926.30 = 108,003.70 : x
  2. Step 2: Convert to fraction form
    111,284.20/166,926.30 = 108,003.70/x
  3. Step 3: Cross multiply
    111,284.20x = 166,926.30 × 108,003.70
  4. Step 4: Simplify right side
    111,284.20x = 18,028,658,027.31
  5. Step 5: Solve for x
    x = 18,028,658,027.31/111,284.20
  6. Step 6: Final answer
    x = 162,005.55

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1.5x scale

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.