Home / 48,739.55-72,942.98-40,850.97

Finding the Fourth Proportional to 48,739.55, 72,942.98 and 40,850.97

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Solution

The fourth proportional to 48,739.55, 72,942.98 and 40,850.97 is: 61,137.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,739.55 : 72,942.98 = 40,850.97 : x
  2. Step 2: Convert to fraction form
    48,739.55/72,942.98 = 40,850.97/x
  3. Step 3: Cross multiply
    48,739.55x = 72,942.98 × 40,850.97
  4. Step 4: Simplify right side
    48,739.55x = 2,979,790,918.72
  5. Step 5: Solve for x
    x = 2,979,790,918.72/48,739.55
  6. Step 6: Final answer
    x = 61,137.03

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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.