Home / 239,651.40-330,716.52-132,222.18

Finding the Fourth Proportional to 239,651.40, 330,716.52 and 132,222.18

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Solution

The fourth proportional to 239,651.40, 330,716.52 and 132,222.18 is: 182,465.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,651.40 : 330,716.52 = 132,222.18 : x
  2. Step 2: Convert to fraction form
    239,651.40/330,716.52 = 132,222.18/x
  3. Step 3: Cross multiply
    239,651.40x = 330,716.52 × 132,222.18
  4. Step 4: Simplify right side
    239,651.40x = 43,728,059,236.41
  5. Step 5: Solve for x
    x = 43,728,059,236.41/239,651.40
  6. Step 6: Final answer
    x = 182,465.28

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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.