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Finding the Fourth Proportional to 183,247.25, 274,928.27 and 55,168.61

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Solution

The fourth proportional to 183,247.25, 274,928.27 and 55,168.61 is: 82,770.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,247.25 : 274,928.27 = 55,168.61 : x
  2. Step 2: Convert to fraction form
    183,247.25/274,928.27 = 55,168.61/x
  3. Step 3: Cross multiply
    183,247.25x = 274,928.27 × 55,168.61
  4. Step 4: Simplify right side
    183,247.25x = 15,167,408,855.12
  5. Step 5: Solve for x
    x = 15,167,408,855.12/183,247.25
  6. Step 6: Final answer
    x = 82,770.19

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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.