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Finding the Fourth Proportional to 264.60, 365.14 and 148.16

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Solution

The fourth proportional to 264.60, 365.14 and 148.16 is: 204.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.60 : 365.14 = 148.16 : x
  2. Step 2: Convert to fraction form
    264.60/365.14 = 148.16/x
  3. Step 3: Cross multiply
    264.60x = 365.14 × 148.16
  4. Step 4: Simplify right side
    264.60x = 54,099.14
  5. Step 5: Solve for x
    x = 54,099.14/264.60
  6. Step 6: Final answer
    x = 204.46

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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.