Home / 179,919.20-248,251.56-108,282.80

Finding the Fourth Proportional to 179,919.20, 248,251.56 and 108,282.80

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Solution

The fourth proportional to 179,919.20, 248,251.56 and 108,282.80 is: 149,408.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,919.20 : 248,251.56 = 108,282.80 : x
  2. Step 2: Convert to fraction form
    179,919.20/248,251.56 = 108,282.80/x
  3. Step 3: Cross multiply
    179,919.20x = 248,251.56 × 108,282.80
  4. Step 4: Simplify right side
    179,919.20x = 26,881,374,021.17
  5. Step 5: Solve for x
    x = 26,881,374,021.17/179,919.20
  6. Step 6: Final answer
    x = 149,408.03

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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.