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Finding the Fourth Proportional to 273.33, 410.08 and 100

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Solution

The fourth proportional to 273.33, 410.08 and 100 is: 150.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.33 : 410.08 = 100 : x
  2. Step 2: Convert to fraction form
    273.33/410.08 = 100/x
  3. Step 3: Cross multiply
    273.33x = 410.08 × 100
  4. Step 4: Simplify right side
    273.33x = 41,008
  5. Step 5: Solve for x
    x = 41,008/273.33
  6. Step 6: Final answer
    x = 150.03

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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.