Home / 198,925.88-298,391.91-110,739.89

Finding the Fourth Proportional to 198,925.88, 298,391.91 and 110,739.89

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Solution

The fourth proportional to 198,925.88, 298,391.91 and 110,739.89 is: 166,111.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,925.88 : 298,391.91 = 110,739.89 : x
  2. Step 2: Convert to fraction form
    198,925.88/298,391.91 = 110,739.89/x
  3. Step 3: Cross multiply
    198,925.88x = 298,391.91 × 110,739.89
  4. Step 4: Simplify right side
    198,925.88x = 33,043,887,621.00
  5. Step 5: Solve for x
    x = 33,043,887,621.00/198,925.88
  6. Step 6: Final answer
    x = 166,111.56

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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.