Home / 198,800.70-274,341.19-110,392.94

Finding the Fourth Proportional to 198,800.70, 274,341.19 and 110,392.94

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Solution

The fourth proportional to 198,800.70, 274,341.19 and 110,392.94 is: 152,340.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,800.70 : 274,341.19 = 110,392.94 : x
  2. Step 2: Convert to fraction form
    198,800.70/274,341.19 = 110,392.94/x
  3. Step 3: Cross multiply
    198,800.70x = 274,341.19 × 110,392.94
  4. Step 4: Simplify right side
    198,800.70x = 30,285,329,975.23
  5. Step 5: Solve for x
    x = 30,285,329,975.23/198,800.70
  6. Step 6: Final answer
    x = 152,340.16

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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.