Home / 198,484.22-298,109.30-170,085.56

Finding the Fourth Proportional to 198,484.22, 298,109.30 and 170,085.56

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Solution

The fourth proportional to 198,484.22, 298,109.30 and 170,085.56 is: 255,456.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,484.22 : 298,109.30 = 170,085.56 : x
  2. Step 2: Convert to fraction form
    198,484.22/298,109.30 = 170,085.56/x
  3. Step 3: Cross multiply
    198,484.22x = 298,109.30 × 170,085.56
  4. Step 4: Simplify right side
    198,484.22x = 50,704,084,890.73
  5. Step 5: Solve for x
    x = 50,704,084,890.73/198,484.22
  6. Step 6: Final answer
    x = 255,456.50

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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.