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Finding the Fourth Proportional to 236.00, 354.01 and 73.70

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Solution

The fourth proportional to 236.00, 354.01 and 73.70 is: 110.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.00 : 354.01 = 73.70 : x
  2. Step 2: Convert to fraction form
    236.00/354.01 = 73.70/x
  3. Step 3: Cross multiply
    236.00x = 354.01 × 73.70
  4. Step 4: Simplify right side
    236.00x = 26,090.19
  5. Step 5: Solve for x
    x = 26,090.19/236.00
  6. Step 6: Final answer
    x = 110.55

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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.