Home / 239,461-330,450-132,029.18

Finding the Fourth Proportional to 239,461, 330,450 and 132,029.18

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Solution

The fourth proportional to 239,461, 330,450 and 132,029.18 is: 182,196.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,461 : 330,450 = 132,029.18 : x
  2. Step 2: Convert to fraction form
    239,461/330,450 = 132,029.18/x
  3. Step 3: Cross multiply
    239,461x = 330,450 × 132,029.18
  4. Step 4: Simplify right side
    239,461x = 43,629,042,531
  5. Step 5: Solve for x
    x = 43,629,042,531/239,461
  6. Step 6: Final answer
    x = 182,196.86

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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.