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Finding the Fourth Proportional to 236.65, 354.99 and 63.34

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Solution

The fourth proportional to 236.65, 354.99 and 63.34 is: 95.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.65 : 354.99 = 63.34 : x
  2. Step 2: Convert to fraction form
    236.65/354.99 = 63.34/x
  3. Step 3: Cross multiply
    236.65x = 354.99 × 63.34
  4. Step 4: Simplify right side
    236.65x = 22,485.07
  5. Step 5: Solve for x
    x = 22,485.07/236.65
  6. Step 6: Final answer
    x = 95.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.