Home / 239,150.71-330,015.52-148,504.73

Finding the Fourth Proportional to 239,150.71, 330,015.52 and 148,504.73

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Solution

The fourth proportional to 239,150.71, 330,015.52 and 148,504.73 is: 204,928.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,150.71 : 330,015.52 = 148,504.73 : x
  2. Step 2: Convert to fraction form
    239,150.71/330,015.52 = 148,504.73/x
  3. Step 3: Cross multiply
    239,150.71x = 330,015.52 × 148,504.73
  4. Step 4: Simplify right side
    239,150.71x = 49,008,864,641.48
  5. Step 5: Solve for x
    x = 49,008,864,641.48/239,150.71
  6. Step 6: Final answer
    x = 204,928.79

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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.