Home / 74,093.32-102,257.94-55,197.64

Finding the Fourth Proportional to 74,093.32, 102,257.94 and 55,197.64

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Solution

The fourth proportional to 74,093.32, 102,257.94 and 55,197.64 is: 76,179.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,093.32 : 102,257.94 = 55,197.64 : x
  2. Step 2: Convert to fraction form
    74,093.32/102,257.94 = 55,197.64/x
  3. Step 3: Cross multiply
    74,093.32x = 102,257.94 × 55,197.64
  4. Step 4: Simplify right side
    74,093.32x = 5,644,396,959.26
  5. Step 5: Solve for x
    x = 5,644,396,959.26/74,093.32
  6. Step 6: Final answer
    x = 76,179.57

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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.