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Finding the Fourth Proportional to 239,266.32, 330,202.50 and 131,836.32

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Solution

The fourth proportional to 239,266.32, 330,202.50 and 131,836.32 is: 181,942.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,266.32 : 330,202.50 = 131,836.32 : x
  2. Step 2: Convert to fraction form
    239,266.32/330,202.50 = 131,836.32/x
  3. Step 3: Cross multiply
    239,266.32x = 330,202.50 × 131,836.32
  4. Step 4: Simplify right side
    239,266.32x = 43,532,682,454.80
  5. Step 5: Solve for x
    x = 43,532,682,454.80/239,266.32
  6. Step 6: Final answer
    x = 181,942.37

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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.