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Finding the Fourth Proportional to 246.03, 369.01 and 83.70

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Solution

The fourth proportional to 246.03, 369.01 and 83.70 is: 125.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.03 : 369.01 = 83.70 : x
  2. Step 2: Convert to fraction form
    246.03/369.01 = 83.70/x
  3. Step 3: Cross multiply
    246.03x = 369.01 × 83.70
  4. Step 4: Simplify right side
    246.03x = 30,886.14
  5. Step 5: Solve for x
    x = 30,886.14/246.03
  6. Step 6: Final answer
    x = 125.54

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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.