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Finding the Fourth Proportional to 264.45, 364.92 and 148.02

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Solution

The fourth proportional to 264.45, 364.92 and 148.02 is: 204.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.45 : 364.92 = 148.02 : x
  2. Step 2: Convert to fraction form
    264.45/364.92 = 148.02/x
  3. Step 3: Cross multiply
    264.45x = 364.92 × 148.02
  4. Step 4: Simplify right side
    264.45x = 54,015.46
  5. Step 5: Solve for x
    x = 54,015.46/264.45
  6. Step 6: Final answer
    x = 204.26

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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.