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Finding the Fourth Proportional to 98.04, 146.76 and 94.24

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Solution

The fourth proportional to 98.04, 146.76 and 94.24 is: 141.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    98.04 : 146.76 = 94.24 : x
  2. Step 2: Convert to fraction form
    98.04/146.76 = 94.24/x
  3. Step 3: Cross multiply
    98.04x = 146.76 × 94.24
  4. Step 4: Simplify right side
    98.04x = 13,830.66
  5. Step 5: Solve for x
    x = 13,830.66/98.04
  6. Step 6: Final answer
    x = 141.07

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.