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Finding the Fourth Proportional to 183.89, 275.84 and 46.94

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Solution

The fourth proportional to 183.89, 275.84 and 46.94 is: 70.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.89 : 275.84 = 46.94 : x
  2. Step 2: Convert to fraction form
    183.89/275.84 = 46.94/x
  3. Step 3: Cross multiply
    183.89x = 275.84 × 46.94
  4. Step 4: Simplify right side
    183.89x = 12,947.78
  5. Step 5: Solve for x
    x = 12,947.78/183.89
  6. Step 6: Final answer
    x = 70.41

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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.