Home / 198,709.02-298,194.84-93,558.06

Finding the Fourth Proportional to 198,709.02, 298,194.84 and 93,558.06

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Solution

The fourth proportional to 198,709.02, 298,194.84 and 93,558.06 is: 140,398.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,709.02 : 298,194.84 = 93,558.06 : x
  2. Step 2: Convert to fraction form
    198,709.02/298,194.84 = 93,558.06/x
  3. Step 3: Cross multiply
    198,709.02x = 298,194.84 × 93,558.06
  4. Step 4: Simplify right side
    198,709.02x = 27,898,530,732.41
  5. Step 5: Solve for x
    x = 27,898,530,732.41/198,709.02
  6. Step 6: Final answer
    x = 140,398.91

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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.