Home / 252,943.09-379,601.78-119,823.64

Finding the Fourth Proportional to 252,943.09, 379,601.78 and 119,823.64

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Solution

The fourth proportional to 252,943.09, 379,601.78 and 119,823.64 is: 179,824.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,943.09 : 379,601.78 = 119,823.64 : x
  2. Step 2: Convert to fraction form
    252,943.09/379,601.78 = 119,823.64/x
  3. Step 3: Cross multiply
    252,943.09x = 379,601.78 × 119,823.64
  4. Step 4: Simplify right side
    252,943.09x = 45,485,265,481.96
  5. Step 5: Solve for x
    x = 45,485,265,481.96/252,943.09
  6. Step 6: Final answer
    x = 179,824.11

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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.