Home / 239,831.83-330,959.23-132,399.56

Finding the Fourth Proportional to 239,831.83, 330,959.23 and 132,399.56

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Solution

The fourth proportional to 239,831.83, 330,959.23 and 132,399.56 is: 182,706.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,831.83 : 330,959.23 = 132,399.56 : x
  2. Step 2: Convert to fraction form
    239,831.83/330,959.23 = 132,399.56/x
  3. Step 3: Cross multiply
    239,831.83x = 330,959.23 × 132,399.56
  4. Step 4: Simplify right side
    239,831.83x = 43,818,854,775.14
  5. Step 5: Solve for x
    x = 43,818,854,775.14/239,831.83
  6. Step 6: Final answer
    x = 182,706.59

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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.