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Finding the Fourth Proportional to 227,087.34, 340,631.04 and 60,879.66

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Solution

The fourth proportional to 227,087.34, 340,631.04 and 60,879.66 is: 91,319.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,087.34 : 340,631.04 = 60,879.66 : x
  2. Step 2: Convert to fraction form
    227,087.34/340,631.04 = 60,879.66/x
  3. Step 3: Cross multiply
    227,087.34x = 340,631.04 × 60,879.66
  4. Step 4: Simplify right side
    227,087.34x = 20,737,501,900.65
  5. Step 5: Solve for x
    x = 20,737,501,900.65/227,087.34
  6. Step 6: Final answer
    x = 91,319.50

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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.