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Finding the Fourth Proportional to 146.77, 202.69 and 134.27

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Solution

The fourth proportional to 146.77, 202.69 and 134.27 is: 185.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    146.77 : 202.69 = 134.27 : x
  2. Step 2: Convert to fraction form
    146.77/202.69 = 134.27/x
  3. Step 3: Cross multiply
    146.77x = 202.69 × 134.27
  4. Step 4: Simplify right side
    146.77x = 27,215.36
  5. Step 5: Solve for x
    x = 27,215.36/146.77
  6. Step 6: Final answer
    x = 185.43

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Find fourth proportional to 73.38, 101.34 and 67.14
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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.