Home / 151,949.48-227,991.04-80,855.36

Finding the Fourth Proportional to 151,949.48, 227,991.04 and 80,855.36

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Solution

The fourth proportional to 151,949.48, 227,991.04 and 80,855.36 is: 121,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,949.48 : 227,991.04 = 80,855.36 : x
  2. Step 2: Convert to fraction form
    151,949.48/227,991.04 = 80,855.36/x
  3. Step 3: Cross multiply
    151,949.48x = 227,991.04 × 80,855.36
  4. Step 4: Simplify right side
    151,949.48x = 18,434,297,615.97
  5. Step 5: Solve for x
    x = 18,434,297,615.97/151,949.48
  6. Step 6: Final answer
    x = 121,318.60

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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.