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Finding the Fourth Proportional to 265,234.97, 366,028.94 and 144,379.73

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Solution

The fourth proportional to 265,234.97, 366,028.94 and 144,379.73 is: 199,246.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,234.97 : 366,028.94 = 144,379.73 : x
  2. Step 2: Convert to fraction form
    265,234.97/366,028.94 = 144,379.73/x
  3. Step 3: Cross multiply
    265,234.97x = 366,028.94 × 144,379.73
  4. Step 4: Simplify right side
    265,234.97x = 52,847,160,450.81
  5. Step 5: Solve for x
    x = 52,847,160,450.81/265,234.97
  6. Step 6: Final answer
    x = 199,246.58

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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.