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Finding the Fourth Proportional to 48,696.72, 73,218.96 and 44,847.60

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Solution

The fourth proportional to 48,696.72, 73,218.96 and 44,847.60 is: 67,431.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,696.72 : 73,218.96 = 44,847.60 : x
  2. Step 2: Convert to fraction form
    48,696.72/73,218.96 = 44,847.60/x
  3. Step 3: Cross multiply
    48,696.72x = 73,218.96 × 44,847.60
  4. Step 4: Simplify right side
    48,696.72x = 3,283,694,630.50
  5. Step 5: Solve for x
    x = 3,283,694,630.50/48,696.72
  6. Step 6: Final answer
    x = 67,431.54

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1.5x scale

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.