Home / 203,922.80-305,884.20-110,610.80

Finding the Fourth Proportional to 203,922.80, 305,884.20 and 110,610.80

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Solution

The fourth proportional to 203,922.80, 305,884.20 and 110,610.80 is: 165,916.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,922.80 : 305,884.20 = 110,610.80 : x
  2. Step 2: Convert to fraction form
    203,922.80/305,884.20 = 110,610.80/x
  3. Step 3: Cross multiply
    203,922.80x = 305,884.20 × 110,610.80
  4. Step 4: Simplify right side
    203,922.80x = 33,834,096,069.36
  5. Step 5: Solve for x
    x = 33,834,096,069.36/203,922.80
  6. Step 6: Final answer
    x = 165,916.20

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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.