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Finding the Fourth Proportional to 245.66, 365.92 and 236.93

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Solution

The fourth proportional to 245.66, 365.92 and 236.93 is: 352.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    245.66 : 365.92 = 236.93 : x
  2. Step 2: Convert to fraction form
    245.66/365.92 = 236.93/x
  3. Step 3: Cross multiply
    245.66x = 365.92 × 236.93
  4. Step 4: Simplify right side
    245.66x = 86,697.43
  5. Step 5: Solve for x
    x = 86,697.43/245.66
  6. Step 6: Final answer
    x = 352.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.