Home / 239,719.37-330,809.81-132,287.04

Finding the Fourth Proportional to 239,719.37, 330,809.81 and 132,287.04

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Solution

The fourth proportional to 239,719.37, 330,809.81 and 132,287.04 is: 182,554.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,719.37 : 330,809.81 = 132,287.04 : x
  2. Step 2: Convert to fraction form
    239,719.37/330,809.81 = 132,287.04/x
  3. Step 3: Cross multiply
    239,719.37x = 330,809.81 × 132,287.04
  4. Step 4: Simplify right side
    239,719.37x = 43,761,849,906.43
  5. Step 5: Solve for x
    x = 43,761,849,906.43/239,719.37
  6. Step 6: Final answer
    x = 182,554.50

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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.