Home / 198,936.30-298,407.60-110,750.31

Finding the Fourth Proportional to 198,936.30, 298,407.60 and 110,750.31

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Solution

The fourth proportional to 198,936.30, 298,407.60 and 110,750.31 is: 166,127.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,936.30 : 298,407.60 = 110,750.31 : x
  2. Step 2: Convert to fraction form
    198,936.30/298,407.60 = 110,750.31/x
  3. Step 3: Cross multiply
    198,936.30x = 298,407.60 × 110,750.31
  4. Step 4: Simplify right side
    198,936.30x = 33,048,734,206.36
  5. Step 5: Solve for x
    x = 33,048,734,206.36/198,936.30
  6. Step 6: Final answer
    x = 166,127.22

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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.