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Finding the Fourth Proportional to 101,182.46, 151,866.99 and 51,297.53

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Solution

The fourth proportional to 101,182.46, 151,866.99 and 51,297.53 is: 76,993.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,182.46 : 151,866.99 = 51,297.53 : x
  2. Step 2: Convert to fraction form
    101,182.46/151,866.99 = 51,297.53/x
  3. Step 3: Cross multiply
    101,182.46x = 151,866.99 × 51,297.53
  4. Step 4: Simplify right side
    101,182.46x = 7,790,400,716.20
  5. Step 5: Solve for x
    x = 7,790,400,716.20/101,182.46
  6. Step 6: Final answer
    x = 76,993.59

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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.