Home / 110,917.76-166,390.38-43,441.04

Finding the Fourth Proportional to 110,917.76, 166,390.38 and 43,441.04

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Solution

The fourth proportional to 110,917.76, 166,390.38 and 43,441.04 is: 65,166.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,917.76 : 166,390.38 = 43,441.04 : x
  2. Step 2: Convert to fraction form
    110,917.76/166,390.38 = 43,441.04/x
  3. Step 3: Cross multiply
    110,917.76x = 166,390.38 × 43,441.04
  4. Step 4: Simplify right side
    110,917.76x = 7,228,171,153.20
  5. Step 5: Solve for x
    x = 7,228,171,153.20/110,917.76
  6. Step 6: Final answer
    x = 65,166.94

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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.