Home / 198,853.35-298,280.64-49,093.66

Finding the Fourth Proportional to 198,853.35, 298,280.64 and 49,093.66

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Solution

The fourth proportional to 198,853.35, 298,280.64 and 49,093.66 is: 73,640.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,853.35 : 298,280.64 = 49,093.66 : x
  2. Step 2: Convert to fraction form
    198,853.35/298,280.64 = 49,093.66/x
  3. Step 3: Cross multiply
    198,853.35x = 298,280.64 × 49,093.66
  4. Step 4: Simplify right side
    198,853.35x = 14,643,686,710.61
  5. Step 5: Solve for x
    x = 14,643,686,710.61/198,853.35
  6. Step 6: Final answer
    x = 73,640.63

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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.