Home / 239,227.32-330,133.81-131,796.41

Finding the Fourth Proportional to 239,227.32, 330,133.81 and 131,796.41

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Solution

The fourth proportional to 239,227.32, 330,133.81 and 131,796.41 is: 181,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,227.32 : 330,133.81 = 131,796.41 : x
  2. Step 2: Convert to fraction form
    239,227.32/330,133.81 = 131,796.41/x
  3. Step 3: Cross multiply
    239,227.32x = 330,133.81 × 131,796.41
  4. Step 4: Simplify right side
    239,227.32x = 43,510,450,977.62
  5. Step 5: Solve for x
    x = 43,510,450,977.62/239,227.32
  6. Step 6: Final answer
    x = 181,879.11

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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.