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Finding the Fourth Proportional to 183.94, 275.87 and 62.20

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Solution

The fourth proportional to 183.94, 275.87 and 62.20 is: 93.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.94 : 275.87 = 62.20 : x
  2. Step 2: Convert to fraction form
    183.94/275.87 = 62.20/x
  3. Step 3: Cross multiply
    183.94x = 275.87 × 62.20
  4. Step 4: Simplify right side
    183.94x = 17,157.42
  5. Step 5: Solve for x
    x = 17,157.42/183.94
  6. Step 6: Final answer
    x = 93.28

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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.