Home / 179,786.21-269,422.32-132,026.72

Finding the Fourth Proportional to 179,786.21, 269,422.32 and 132,026.72

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Solution

The fourth proportional to 179,786.21, 269,422.32 and 132,026.72 is: 197,851.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,786.21 : 269,422.32 = 132,026.72 : x
  2. Step 2: Convert to fraction form
    179,786.21/269,422.32 = 132,026.72/x
  3. Step 3: Cross multiply
    179,786.21x = 269,422.32 × 132,026.72
  4. Step 4: Simplify right side
    179,786.21x = 35,570,945,204.39
  5. Step 5: Solve for x
    x = 35,570,945,204.39/179,786.21
  6. Step 6: Final answer
    x = 197,851.35

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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.