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Finding the Fourth Proportional to 98.04, 146.98 and 41

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Solution

The fourth proportional to 98.04, 146.98 and 41 is: 61.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    98.04 : 146.98 = 41 : x
  2. Step 2: Convert to fraction form
    98.04/146.98 = 41/x
  3. Step 3: Cross multiply
    98.04x = 146.98 × 41
  4. Step 4: Simplify right side
    98.04x = 6,026.18
  5. Step 5: Solve for x
    x = 6,026.18/98.04
  6. Step 6: Final answer
    x = 61.47

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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.