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Finding the Fourth Proportional to 47,755.52, 71,282.71 and 44,236.88

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Solution

The fourth proportional to 47,755.52, 71,282.71 and 44,236.88 is: 66,030.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,755.52 : 71,282.71 = 44,236.88 : x
  2. Step 2: Convert to fraction form
    47,755.52/71,282.71 = 44,236.88/x
  3. Step 3: Cross multiply
    47,755.52x = 71,282.71 × 44,236.88
  4. Step 4: Simplify right side
    47,755.52x = 3,153,324,221.34
  5. Step 5: Solve for x
    x = 3,153,324,221.34/47,755.52
  6. Step 6: Final answer
    x = 66,030.58

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.