Home / 239,966.28-331,155.96-132,539.04

Finding the Fourth Proportional to 239,966.28, 331,155.96 and 132,539.04

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Solution

The fourth proportional to 239,966.28, 331,155.96 and 132,539.04 is: 182,905.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,966.28 : 331,155.96 = 132,539.04 : x
  2. Step 2: Convert to fraction form
    239,966.28/331,155.96 = 132,539.04/x
  3. Step 3: Cross multiply
    239,966.28x = 331,155.96 × 132,539.04
  4. Step 4: Simplify right side
    239,966.28x = 43,891,093,028.68
  5. Step 5: Solve for x
    x = 43,891,093,028.68/239,966.28
  6. Step 6: Final answer
    x = 182,905.25

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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.