Home / 110,843.13-166,289.30-31,951.21

Finding the Fourth Proportional to 110,843.13, 166,289.30 and 31,951.21

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Solution

The fourth proportional to 110,843.13, 166,289.30 and 31,951.21 is: 47,933.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,843.13 : 166,289.30 = 31,951.21 : x
  2. Step 2: Convert to fraction form
    110,843.13/166,289.30 = 31,951.21/x
  3. Step 3: Cross multiply
    110,843.13x = 166,289.30 × 31,951.21
  4. Step 4: Simplify right side
    110,843.13x = 5,313,143,353.85
  5. Step 5: Solve for x
    x = 5,313,143,353.85/110,843.13
  6. Step 6: Final answer
    x = 47,933.90

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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.