Home / 239,009.96-358,736.61-120,764.34

Finding the Fourth Proportional to 239,009.96, 358,736.61 and 120,764.34

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Solution

The fourth proportional to 239,009.96, 358,736.61 and 120,764.34 is: 181,258.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,009.96 : 358,736.61 = 120,764.34 : x
  2. Step 2: Convert to fraction form
    239,009.96/358,736.61 = 120,764.34/x
  3. Step 3: Cross multiply
    239,009.96x = 358,736.61 × 120,764.34
  4. Step 4: Simplify right side
    239,009.96x = 43,322,589,940.49
  5. Step 5: Solve for x
    x = 43,322,589,940.49/239,009.96
  6. Step 6: Final answer
    x = 181,258.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.