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Finding the Fourth Proportional to 146.01, 201.12 and 135.51

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Solution

The fourth proportional to 146.01, 201.12 and 135.51 is: 186.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    146.01 : 201.12 = 135.51 : x
  2. Step 2: Convert to fraction form
    146.01/201.12 = 135.51/x
  3. Step 3: Cross multiply
    146.01x = 201.12 × 135.51
  4. Step 4: Simplify right side
    146.01x = 27,253.77
  5. Step 5: Solve for x
    x = 27,253.77/146.01
  6. Step 6: Final answer
    x = 186.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.