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Finding the Fourth Proportional to 350.52, 525.76 and 107.08

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Solution

The fourth proportional to 350.52, 525.76 and 107.08 is: 160.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.52 : 525.76 = 107.08 : x
  2. Step 2: Convert to fraction form
    350.52/525.76 = 107.08/x
  3. Step 3: Cross multiply
    350.52x = 525.76 × 107.08
  4. Step 4: Simplify right side
    350.52x = 56,298.38
  5. Step 5: Solve for x
    x = 56,298.38/350.52
  6. Step 6: Final answer
    x = 160.61

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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.