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Finding the Fourth Proportional to 544.03, 816.04 and 133.16

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Solution

The fourth proportional to 544.03, 816.04 and 133.16 is: 199.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.03 : 816.04 = 133.16 : x
  2. Step 2: Convert to fraction form
    544.03/816.04 = 133.16/x
  3. Step 3: Cross multiply
    544.03x = 816.04 × 133.16
  4. Step 4: Simplify right side
    544.03x = 108,665.93
  5. Step 5: Solve for x
    x = 108,665.93/544.03
  6. Step 6: Final answer
    x = 199.74

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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.