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Finding the Fourth Proportional to 44,596.71, 66,906.22 and 31,474.71

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Solution

The fourth proportional to 44,596.71, 66,906.22 and 31,474.71 is: 47,219.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,596.71 : 66,906.22 = 31,474.71 : x
  2. Step 2: Convert to fraction form
    44,596.71/66,906.22 = 31,474.71/x
  3. Step 3: Cross multiply
    44,596.71x = 66,906.22 × 31,474.71
  4. Step 4: Simplify right side
    44,596.71x = 2,105,853,379.79
  5. Step 5: Solve for x
    x = 2,105,853,379.79/44,596.71
  6. Step 6: Final answer
    x = 47,219.93

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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.