Home / 111,027.97-166,559.45-47,866.05

Finding the Fourth Proportional to 111,027.97, 166,559.45 and 47,866.05

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Solution

The fourth proportional to 111,027.97, 166,559.45 and 47,866.05 is: 71,806.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,027.97 : 166,559.45 = 47,866.05 : x
  2. Step 2: Convert to fraction form
    111,027.97/166,559.45 = 47,866.05/x
  3. Step 3: Cross multiply
    111,027.97x = 166,559.45 × 47,866.05
  4. Step 4: Simplify right side
    111,027.97x = 7,972,542,722.34
  5. Step 5: Solve for x
    x = 7,972,542,722.34/111,027.97
  6. Step 6: Final answer
    x = 71,806.61

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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.