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Finding the Fourth Proportional to 362.22, 543.27 and 102.26

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Solution

The fourth proportional to 362.22, 543.27 and 102.26 is: 153.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.22 : 543.27 = 102.26 : x
  2. Step 2: Convert to fraction form
    362.22/543.27 = 102.26/x
  3. Step 3: Cross multiply
    362.22x = 543.27 × 102.26
  4. Step 4: Simplify right side
    362.22x = 55,552.07
  5. Step 5: Solve for x
    x = 55,552.07/362.22
  6. Step 6: Final answer
    x = 153.37

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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.