Home / 239,634.60-330,695.78-132,204.89

Finding the Fourth Proportional to 239,634.60, 330,695.78 and 132,204.89

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Solution

The fourth proportional to 239,634.60, 330,695.78 and 132,204.89 is: 182,442.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,634.60 : 330,695.78 = 132,204.89 : x
  2. Step 2: Convert to fraction form
    239,634.60/330,695.78 = 132,204.89/x
  3. Step 3: Cross multiply
    239,634.60x = 330,695.78 × 132,204.89
  4. Step 4: Simplify right side
    239,634.60x = 43,719,596,903.86
  5. Step 5: Solve for x
    x = 43,719,596,903.86/239,634.60
  6. Step 6: Final answer
    x = 182,442.76

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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.