Home / 239,787.06-330,906.16-132,357.12

Finding the Fourth Proportional to 239,787.06, 330,906.16 and 132,357.12

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Solution

The fourth proportional to 239,787.06, 330,906.16 and 132,357.12 is: 182,652.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,787.06 : 330,906.16 = 132,357.12 : x
  2. Step 2: Convert to fraction form
    239,787.06/330,906.16 = 132,357.12/x
  3. Step 3: Cross multiply
    239,787.06x = 330,906.16 × 132,357.12
  4. Step 4: Simplify right side
    239,787.06x = 43,797,786,327.86
  5. Step 5: Solve for x
    x = 43,797,786,327.86/239,787.06
  6. Step 6: Final answer
    x = 182,652.84

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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.