Home / 179,096.60-268,839.30-139,827.80

Finding the Fourth Proportional to 179,096.60, 268,839.30 and 139,827.80

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Solution

The fourth proportional to 179,096.60, 268,839.30 and 139,827.80 is: 209,893.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,096.60 : 268,839.30 = 139,827.80 : x
  2. Step 2: Convert to fraction form
    179,096.60/268,839.30 = 139,827.80/x
  3. Step 3: Cross multiply
    179,096.60x = 268,839.30 × 139,827.80
  4. Step 4: Simplify right side
    179,096.60x = 37,591,207,872.54
  5. Step 5: Solve for x
    x = 37,591,207,872.54/179,096.60
  6. Step 6: Final answer
    x = 209,893.48

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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.