Home / 252,240.42-378,171.09-119,044.83

Finding the Fourth Proportional to 252,240.42, 378,171.09 and 119,044.83

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Solution

The fourth proportional to 252,240.42, 378,171.09 and 119,044.83 is: 178,477.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,240.42 : 378,171.09 = 119,044.83 : x
  2. Step 2: Convert to fraction form
    252,240.42/378,171.09 = 119,044.83/x
  3. Step 3: Cross multiply
    252,240.42x = 378,171.09 × 119,044.83
  4. Step 4: Simplify right side
    252,240.42x = 45,019,313,119.96
  5. Step 5: Solve for x
    x = 45,019,313,119.96/252,240.42
  6. Step 6: Final answer
    x = 178,477.79

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1.5x scale

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.