Home / 73,965.53-111,027.34-31,866.52

Finding the Fourth Proportional to 73,965.53, 111,027.34 and 31,866.52

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Solution

The fourth proportional to 73,965.53, 111,027.34 and 31,866.52 is: 47,833.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,965.53 : 111,027.34 = 31,866.52 : x
  2. Step 2: Convert to fraction form
    73,965.53/111,027.34 = 31,866.52/x
  3. Step 3: Cross multiply
    73,965.53x = 111,027.34 × 31,866.52
  4. Step 4: Simplify right side
    73,965.53x = 3,538,054,950.66
  5. Step 5: Solve for x
    x = 3,538,054,950.66/73,965.53
  6. Step 6: Final answer
    x = 47,833.83

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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.