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Finding the Fourth Proportional to 242.08, 365.05 and 236.08

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Solution

The fourth proportional to 242.08, 365.05 and 236.08 is: 356.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.08 : 365.05 = 236.08 : x
  2. Step 2: Convert to fraction form
    242.08/365.05 = 236.08/x
  3. Step 3: Cross multiply
    242.08x = 365.05 × 236.08
  4. Step 4: Simplify right side
    242.08x = 86,181.00
  5. Step 5: Solve for x
    x = 86,181.00/242.08
  6. Step 6: Final answer
    x = 356.00

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.