Home / 179,783.22-247,996.08-115,229.46

Finding the Fourth Proportional to 179,783.22, 247,996.08 and 115,229.46

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Solution

The fourth proportional to 179,783.22, 247,996.08 and 115,229.46 is: 158,949.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,783.22 : 247,996.08 = 115,229.46 : x
  2. Step 2: Convert to fraction form
    179,783.22/247,996.08 = 115,229.46/x
  3. Step 3: Cross multiply
    179,783.22x = 247,996.08 × 115,229.46
  4. Step 4: Simplify right side
    179,783.22x = 28,576,454,380.52
  5. Step 5: Solve for x
    x = 28,576,454,380.52/179,783.22
  6. Step 6: Final answer
    x = 158,949.51

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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.