Home / 239,607.20-330,660.24-132,181.76

Finding the Fourth Proportional to 239,607.20, 330,660.24 and 132,181.76

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Solution

The fourth proportional to 239,607.20, 330,660.24 and 132,181.76 is: 182,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,607.20 : 330,660.24 = 132,181.76 : x
  2. Step 2: Convert to fraction form
    239,607.20/330,660.24 = 132,181.76/x
  3. Step 3: Cross multiply
    239,607.20x = 330,660.24 × 132,181.76
  4. Step 4: Simplify right side
    239,607.20x = 43,707,252,485.22
  5. Step 5: Solve for x
    x = 43,707,252,485.22/239,607.20
  6. Step 6: Final answer
    x = 182,412.10

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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.