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Finding the Fourth Proportional to 198,860.44, 298,144.84 and 93,622

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Solution

The fourth proportional to 198,860.44, 298,144.84 and 93,622 is: 140,364.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,860.44 : 298,144.84 = 93,622 : x
  2. Step 2: Convert to fraction form
    198,860.44/298,144.84 = 93,622/x
  3. Step 3: Cross multiply
    198,860.44x = 298,144.84 × 93,622
  4. Step 4: Simplify right side
    198,860.44x = 27,912,916,210.48
  5. Step 5: Solve for x
    x = 27,912,916,210.48/198,860.44
  6. Step 6: Final answer
    x = 140,364.35

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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.