Home / 239,232.42-330,128.91-131,799.60

Finding the Fourth Proportional to 239,232.42, 330,128.91 and 131,799.60

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Solution

The fourth proportional to 239,232.42, 330,128.91 and 131,799.60 is: 181,876.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,232.42 : 330,128.91 = 131,799.60 : x
  2. Step 2: Convert to fraction form
    239,232.42/330,128.91 = 131,799.60/x
  3. Step 3: Cross multiply
    239,232.42x = 330,128.91 × 131,799.60
  4. Step 4: Simplify right side
    239,232.42x = 43,510,858,286.44
  5. Step 5: Solve for x
    x = 43,510,858,286.44/239,232.42
  6. Step 6: Final answer
    x = 181,876.93

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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.