Home / 48,078.21-66,379.26-43,033.84

Finding the Fourth Proportional to 48,078.21, 66,379.26 and 43,033.84

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Solution

The fourth proportional to 48,078.21, 66,379.26 and 43,033.84 is: 59,414.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,078.21 : 66,379.26 = 43,033.84 : x
  2. Step 2: Convert to fraction form
    48,078.21/66,379.26 = 43,033.84/x
  3. Step 3: Cross multiply
    48,078.21x = 66,379.26 × 43,033.84
  4. Step 4: Simplify right side
    48,078.21x = 2,856,554,449.59
  5. Step 5: Solve for x
    x = 2,856,554,449.59/48,078.21
  6. Step 6: Final answer
    x = 59,414.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.