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Finding the Fourth Proportional to 273.02, 376.65 and 162.48

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Solution

The fourth proportional to 273.02, 376.65 and 162.48 is: 224.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    273.02 : 376.65 = 162.48 : x
  2. Step 2: Convert to fraction form
    273.02/376.65 = 162.48/x
  3. Step 3: Cross multiply
    273.02x = 376.65 × 162.48
  4. Step 4: Simplify right side
    273.02x = 61,197.54
  5. Step 5: Solve for x
    x = 61,197.54/273.02
  6. Step 6: Final answer
    x = 224.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.