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Finding the Fourth Proportional to 228,630.54, 342,979.22 and 110,204.49

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Solution

The fourth proportional to 228,630.54, 342,979.22 and 110,204.49 is: 165,322.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,630.54 : 342,979.22 = 110,204.49 : x
  2. Step 2: Convert to fraction form
    228,630.54/342,979.22 = 110,204.49/x
  3. Step 3: Cross multiply
    228,630.54x = 342,979.22 × 110,204.49
  4. Step 4: Simplify right side
    228,630.54x = 37,797,850,020.70
  5. Step 5: Solve for x
    x = 37,797,850,020.70/228,630.54
  6. Step 6: Final answer
    x = 165,322.84

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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.