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Finding the Fourth Proportional to 264.15, 364.54 and 146.14

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Solution

The fourth proportional to 264.15, 364.54 and 146.14 is: 201.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.15 : 364.54 = 146.14 : x
  2. Step 2: Convert to fraction form
    264.15/364.54 = 146.14/x
  3. Step 3: Cross multiply
    264.15x = 364.54 × 146.14
  4. Step 4: Simplify right side
    264.15x = 53,272.60
  5. Step 5: Solve for x
    x = 53,272.60/264.15
  6. Step 6: Final answer
    x = 201.68

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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.