Home / 198,927.46-274,766.49-144,392.53

Finding the Fourth Proportional to 198,927.46, 274,766.49 and 144,392.53

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Solution

The fourth proportional to 198,927.46, 274,766.49 and 144,392.53 is: 199,440.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,927.46 : 274,766.49 = 144,392.53 : x
  2. Step 2: Convert to fraction form
    198,927.46/274,766.49 = 144,392.53/x
  3. Step 3: Cross multiply
    198,927.46x = 274,766.49 × 144,392.53
  4. Step 4: Simplify right side
    198,927.46x = 39,674,228,650.32
  5. Step 5: Solve for x
    x = 39,674,228,650.32/198,927.46
  6. Step 6: Final answer
    x = 199,440.68

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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.