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Finding the Fourth Proportional to 246.02, 339.44 and 158.75

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Solution

The fourth proportional to 246.02, 339.44 and 158.75 is: 219.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.02 : 339.44 = 158.75 : x
  2. Step 2: Convert to fraction form
    246.02/339.44 = 158.75/x
  3. Step 3: Cross multiply
    246.02x = 339.44 × 158.75
  4. Step 4: Simplify right side
    246.02x = 53,884.60
  5. Step 5: Solve for x
    x = 53,884.60/246.02
  6. Step 6: Final answer
    x = 219.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.