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Finding the Fourth Proportional to 236.30, 354.41 and 62.99

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Solution

The fourth proportional to 236.30, 354.41 and 62.99 is: 94.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.30 : 354.41 = 62.99 : x
  2. Step 2: Convert to fraction form
    236.30/354.41 = 62.99/x
  3. Step 3: Cross multiply
    236.30x = 354.41 × 62.99
  4. Step 4: Simplify right side
    236.30x = 22,322.90
  5. Step 5: Solve for x
    x = 22,322.90/236.30
  6. Step 6: Final answer
    x = 94.47

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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.