Home / 198,949.40-274,796.81-144,414.59

Finding the Fourth Proportional to 198,949.40, 274,796.81 and 144,414.59

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Solution

The fourth proportional to 198,949.40, 274,796.81 and 144,414.59 is: 199,471.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,949.40 : 274,796.81 = 144,414.59 : x
  2. Step 2: Convert to fraction form
    198,949.40/274,796.81 = 144,414.59/x
  3. Step 3: Cross multiply
    198,949.40x = 274,796.81 × 144,414.59
  4. Step 4: Simplify right side
    198,949.40x = 39,684,666,553.40
  5. Step 5: Solve for x
    x = 39,684,666,553.40/198,949.40
  6. Step 6: Final answer
    x = 199,471.16

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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.