Home / 239,485.20-330,491.88-132,059.04

Finding the Fourth Proportional to 239,485.20, 330,491.88 and 132,059.04

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Solution

The fourth proportional to 239,485.20, 330,491.88 and 132,059.04 is: 182,242.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,485.20 : 330,491.88 = 132,059.04 : x
  2. Step 2: Convert to fraction form
    239,485.20/330,491.88 = 132,059.04/x
  3. Step 3: Cross multiply
    239,485.20x = 330,491.88 × 132,059.04
  4. Step 4: Simplify right side
    239,485.20x = 43,644,440,400.60
  5. Step 5: Solve for x
    x = 43,644,440,400.60/239,485.20
  6. Step 6: Final answer
    x = 182,242.75

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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.