Home / 198,599.10-273,803.40-164,481.90

Finding the Fourth Proportional to 198,599.10, 273,803.40 and 164,481.90

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Solution

The fourth proportional to 198,599.10, 273,803.40 and 164,481.90 is: 226,766.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,599.10 : 273,803.40 = 164,481.90 : x
  2. Step 2: Convert to fraction form
    198,599.10/273,803.40 = 164,481.90/x
  3. Step 3: Cross multiply
    198,599.10x = 273,803.40 × 164,481.90
  4. Step 4: Simplify right side
    198,599.10x = 45,035,703,458.46
  5. Step 5: Solve for x
    x = 45,035,703,458.46/198,599.10
  6. Step 6: Final answer
    x = 226,766.91

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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.