Home / 151,982.87-227,974.37-39,662.78

Finding the Fourth Proportional to 151,982.87, 227,974.37 and 39,662.78

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Solution

The fourth proportional to 151,982.87, 227,974.37 and 39,662.78 is: 59,494.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,982.87 : 227,974.37 = 39,662.78 : x
  2. Step 2: Convert to fraction form
    151,982.87/227,974.37 = 39,662.78/x
  3. Step 3: Cross multiply
    151,982.87x = 227,974.37 × 39,662.78
  4. Step 4: Simplify right side
    151,982.87x = 9,042,095,944.76
  5. Step 5: Solve for x
    x = 9,042,095,944.76/151,982.87
  6. Step 6: Final answer
    x = 59,494.18

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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.