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Finding the Fourth Proportional to 264.55, 365.09 and 146.54

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Solution

The fourth proportional to 264.55, 365.09 and 146.54 is: 202.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.55 : 365.09 = 146.54 : x
  2. Step 2: Convert to fraction form
    264.55/365.09 = 146.54/x
  3. Step 3: Cross multiply
    264.55x = 365.09 × 146.54
  4. Step 4: Simplify right side
    264.55x = 53,498.46
  5. Step 5: Solve for x
    x = 53,498.46/264.55
  6. Step 6: Final answer
    x = 202.23

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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.