Home / 239,717.07-330,816.30-132,293.88

Finding the Fourth Proportional to 239,717.07, 330,816.30 and 132,293.88

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Solution

The fourth proportional to 239,717.07, 330,816.30 and 132,293.88 is: 182,569.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,717.07 : 330,816.30 = 132,293.88 : x
  2. Step 2: Convert to fraction form
    239,717.07/330,816.30 = 132,293.88/x
  3. Step 3: Cross multiply
    239,717.07x = 330,816.30 × 132,293.88
  4. Step 4: Simplify right side
    239,717.07x = 43,764,971,398.14
  5. Step 5: Solve for x
    x = 43,764,971,398.14/239,717.07
  6. Step 6: Final answer
    x = 182,569.27

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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.