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Finding the Fourth Proportional to 146.84, 220.37 and 60.14

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Solution

The fourth proportional to 146.84, 220.37 and 60.14 is: 90.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    146.84 : 220.37 = 60.14 : x
  2. Step 2: Convert to fraction form
    146.84/220.37 = 60.14/x
  3. Step 3: Cross multiply
    146.84x = 220.37 × 60.14
  4. Step 4: Simplify right side
    146.84x = 13,253.30
  5. Step 5: Solve for x
    x = 13,253.30/146.84
  6. Step 6: Final answer
    x = 90.26

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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.