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Finding the Fourth Proportional to 146.58, 201.91 and 125.93

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Solution

The fourth proportional to 146.58, 201.91 and 125.93 is: 173.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146.58 : 201.91 = 125.93 : x
  2. Step 2: Convert to fraction form
    146.58/201.91 = 125.93/x
  3. Step 3: Cross multiply
    146.58x = 201.91 × 125.93
  4. Step 4: Simplify right side
    146.58x = 25,424.89
  5. Step 5: Solve for x
    x = 25,424.89/146.58
  6. Step 6: Final answer
    x = 173.45

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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.