Home / 239,376.20-330,335.04-131,956.22

Finding the Fourth Proportional to 239,376.20, 330,335.04 and 131,956.22

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Solution

The fourth proportional to 239,376.20, 330,335.04 and 131,956.22 is: 182,097.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,376.20 : 330,335.04 = 131,956.22 : x
  2. Step 2: Convert to fraction form
    239,376.20/330,335.04 = 131,956.22/x
  3. Step 3: Cross multiply
    239,376.20x = 330,335.04 × 131,956.22
  4. Step 4: Simplify right side
    239,376.20x = 43,589,764,532.62
  5. Step 5: Solve for x
    x = 43,589,764,532.62/239,376.20
  6. Step 6: Final answer
    x = 182,097.32

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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.