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Finding the Fourth Proportional to 350, 525.08 and 122

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Solution

The fourth proportional to 350, 525.08 and 122 is: 183.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    350 : 525.08 = 122 : x
  2. Step 2: Convert to fraction form
    350/525.08 = 122/x
  3. Step 3: Cross multiply
    350x = 525.08 × 122
  4. Step 4: Simplify right side
    350x = 64,059.76
  5. Step 5: Solve for x
    x = 64,059.76/350
  6. Step 6: Final answer
    x = 183.03

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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.