Home / 198,932.49-274,773.42-144,397.53

Finding the Fourth Proportional to 198,932.49, 274,773.42 and 144,397.53

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Solution

The fourth proportional to 198,932.49, 274,773.42 and 144,397.53 is: 199,447.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,932.49 : 274,773.42 = 144,397.53 : x
  2. Step 2: Convert to fraction form
    198,932.49/274,773.42 = 144,397.53/x
  3. Step 3: Cross multiply
    198,932.49x = 274,773.42 × 144,397.53
  4. Step 4: Simplify right side
    198,932.49x = 39,676,603,157.65
  5. Step 5: Solve for x
    x = 39,676,603,157.65/198,932.49
  6. Step 6: Final answer
    x = 199,447.58

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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.