Home / 198,677.18-274,170.60-108,032.37

Finding the Fourth Proportional to 198,677.18, 274,170.60 and 108,032.37

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Solution

The fourth proportional to 198,677.18, 274,170.60 and 108,032.37 is: 149,082.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,677.18 : 274,170.60 = 108,032.37 : x
  2. Step 2: Convert to fraction form
    198,677.18/274,170.60 = 108,032.37/x
  3. Step 3: Cross multiply
    198,677.18x = 274,170.60 × 108,032.37
  4. Step 4: Simplify right side
    198,677.18x = 29,619,299,702.32
  5. Step 5: Solve for x
    x = 29,619,299,702.32/198,677.18
  6. Step 6: Final answer
    x = 149,082.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.