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Finding the Fourth Proportional to 246.08, 368.98 and 83.67

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Solution

The fourth proportional to 246.08, 368.98 and 83.67 is: 125.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.08 : 368.98 = 83.67 : x
  2. Step 2: Convert to fraction form
    246.08/368.98 = 83.67/x
  3. Step 3: Cross multiply
    246.08x = 368.98 × 83.67
  4. Step 4: Simplify right side
    246.08x = 30,872.35
  5. Step 5: Solve for x
    x = 30,872.35/246.08
  6. Step 6: Final answer
    x = 125.46

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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.