Home / 239,785.20-330,903.63-132,355.29

Finding the Fourth Proportional to 239,785.20, 330,903.63 and 132,355.29

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Solution

The fourth proportional to 239,785.20, 330,903.63 and 132,355.29 is: 182,650.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,785.20 : 330,903.63 = 132,355.29 : x
  2. Step 2: Convert to fraction form
    239,785.20/330,903.63 = 132,355.29/x
  3. Step 3: Cross multiply
    239,785.20x = 330,903.63 × 132,355.29
  4. Step 4: Simplify right side
    239,785.20x = 43,796,845,910.70
  5. Step 5: Solve for x
    x = 43,796,845,910.70/239,785.20
  6. Step 6: Final answer
    x = 182,650.33

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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.