Home / 274,813.18-412,414.47-125,072.73

Finding the Fourth Proportional to 274,813.18, 412,414.47 and 125,072.73

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Solution

The fourth proportional to 274,813.18, 412,414.47 and 125,072.73 is: 187,697.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,813.18 : 412,414.47 = 125,072.73 : x
  2. Step 2: Convert to fraction form
    274,813.18/412,414.47 = 125,072.73/x
  3. Step 3: Cross multiply
    274,813.18x = 412,414.47 × 125,072.73
  4. Step 4: Simplify right side
    274,813.18x = 51,581,803,654.40
  5. Step 5: Solve for x
    x = 51,581,803,654.40/274,813.18
  6. Step 6: Final answer
    x = 187,697.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.