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Finding the Fourth Proportional to 240.63, 361.04 and 101.84

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Solution

The fourth proportional to 240.63, 361.04 and 101.84 is: 152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.63 : 361.04 = 101.84 : x
  2. Step 2: Convert to fraction form
    240.63/361.04 = 101.84/x
  3. Step 3: Cross multiply
    240.63x = 361.04 × 101.84
  4. Step 4: Simplify right side
    240.63x = 36,767.06
  5. Step 5: Solve for x
    x = 36,767.06/240.63
  6. Step 6: Final answer
    x = 152.80

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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.