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Finding the Fourth Proportional to 352.06, 527.87 and 120.93

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Solution

The fourth proportional to 352.06, 527.87 and 120.93 is: 181.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    352.06 : 527.87 = 120.93 : x
  2. Step 2: Convert to fraction form
    352.06/527.87 = 120.93/x
  3. Step 3: Cross multiply
    352.06x = 527.87 × 120.93
  4. Step 4: Simplify right side
    352.06x = 63,836.61
  5. Step 5: Solve for x
    x = 63,836.61/352.06
  6. Step 6: Final answer
    x = 181.32

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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.