Home / 276,771.92-381,936.20-174,851.64

Finding the Fourth Proportional to 276,771.92, 381,936.20 and 174,851.64

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Solution

The fourth proportional to 276,771.92, 381,936.20 and 174,851.64 is: 241,289.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,771.92 : 381,936.20 = 174,851.64 : x
  2. Step 2: Convert to fraction form
    276,771.92/381,936.20 = 174,851.64/x
  3. Step 3: Cross multiply
    276,771.92x = 381,936.20 × 174,851.64
  4. Step 4: Simplify right side
    276,771.92x = 66,782,170,945.37
  5. Step 5: Solve for x
    x = 66,782,170,945.37/276,771.92
  6. Step 6: Final answer
    x = 241,289.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.