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Finding the Fourth Proportional to 48,604.40, 72,733.80 and 33,743.60

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Solution

The fourth proportional to 48,604.40, 72,733.80 and 33,743.60 is: 50,495.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,604.40 : 72,733.80 = 33,743.60 : x
  2. Step 2: Convert to fraction form
    48,604.40/72,733.80 = 33,743.60/x
  3. Step 3: Cross multiply
    48,604.40x = 72,733.80 × 33,743.60
  4. Step 4: Simplify right side
    48,604.40x = 2,454,300,253.68
  5. Step 5: Solve for x
    x = 2,454,300,253.68/48,604.40
  6. Step 6: Final answer
    x = 50,495.43

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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.