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Finding the Fourth Proportional to 273.17, 409.76 and 110.67

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Solution

The fourth proportional to 273.17, 409.76 and 110.67 is: 166.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.17 : 409.76 = 110.67 : x
  2. Step 2: Convert to fraction form
    273.17/409.76 = 110.67/x
  3. Step 3: Cross multiply
    273.17x = 409.76 × 110.67
  4. Step 4: Simplify right side
    273.17x = 45,346.46
  5. Step 5: Solve for x
    x = 45,346.46/273.17
  6. Step 6: Final answer
    x = 166.00

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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.