Home / 179,168.76-246,951.18-122,481.72

Finding the Fourth Proportional to 179,168.76, 246,951.18 and 122,481.72

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Solution

The fourth proportional to 179,168.76, 246,951.18 and 122,481.72 is: 168,818.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,168.76 : 246,951.18 = 122,481.72 : x
  2. Step 2: Convert to fraction form
    179,168.76/246,951.18 = 122,481.72/x
  3. Step 3: Cross multiply
    179,168.76x = 246,951.18 × 122,481.72
  4. Step 4: Simplify right side
    179,168.76x = 30,247,005,282.43
  5. Step 5: Solve for x
    x = 30,247,005,282.43/179,168.76
  6. Step 6: Final answer
    x = 168,818.52

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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.