Home / 100,842.02-151,227.78-29,745.78

Finding the Fourth Proportional to 100,842.02, 151,227.78 and 29,745.78

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Solution

The fourth proportional to 100,842.02, 151,227.78 and 29,745.78 is: 44,608.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,842.02 : 151,227.78 = 29,745.78 : x
  2. Step 2: Convert to fraction form
    100,842.02/151,227.78 = 29,745.78/x
  3. Step 3: Cross multiply
    100,842.02x = 151,227.78 × 29,745.78
  4. Step 4: Simplify right side
    100,842.02x = 4,498,388,273.77
  5. Step 5: Solve for x
    x = 4,498,388,273.77/100,842.02
  6. Step 6: Final answer
    x = 44,608.27

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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.