Home / 179,836.20-248,021.60-108,202.84

Finding the Fourth Proportional to 179,836.20, 248,021.60 and 108,202.84

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Solution

The fourth proportional to 179,836.20, 248,021.60 and 108,202.84 is: 149,228.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,836.20 : 248,021.60 = 108,202.84 : x
  2. Step 2: Convert to fraction form
    179,836.20/248,021.60 = 108,202.84/x
  3. Step 3: Cross multiply
    179,836.20x = 248,021.60 × 108,202.84
  4. Step 4: Simplify right side
    179,836.20x = 26,836,640,340.28
  5. Step 5: Solve for x
    x = 26,836,640,340.28/179,836.20
  6. Step 6: Final answer
    x = 149,228.24

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1.5x scale

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.