Home / 239,986.88-331,180.32-132,563.84

Finding the Fourth Proportional to 239,986.88, 331,180.32 and 132,563.84

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Solution

The fourth proportional to 239,986.88, 331,180.32 and 132,563.84 is: 182,937.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,986.88 : 331,180.32 = 132,563.84 : x
  2. Step 2: Convert to fraction form
    239,986.88/331,180.32 = 132,563.84/x
  3. Step 3: Cross multiply
    239,986.88x = 331,180.32 × 132,563.84
  4. Step 4: Simplify right side
    239,986.88x = 43,902,534,951.63
  5. Step 5: Solve for x
    x = 43,902,534,951.63/239,986.88
  6. Step 6: Final answer
    x = 182,937.23

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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.