Home / 239,786.65-330,905.61-132,356.71

Finding the Fourth Proportional to 239,786.65, 330,905.61 and 132,356.71

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Solution

The fourth proportional to 239,786.65, 330,905.61 and 132,356.71 is: 182,652.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,786.65 : 330,905.61 = 132,356.71 : x
  2. Step 2: Convert to fraction form
    239,786.65/330,905.61 = 132,356.71/x
  3. Step 3: Cross multiply
    239,786.65x = 330,905.61 × 132,356.71
  4. Step 4: Simplify right side
    239,786.65x = 43,797,575,543.83
  5. Step 5: Solve for x
    x = 43,797,575,543.83/239,786.65
  6. Step 6: Final answer
    x = 182,652.27

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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.