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Finding the Fourth Proportional to 350.33, 525.47 and 106.82

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Solution

The fourth proportional to 350.33, 525.47 and 106.82 is: 160.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.33 : 525.47 = 106.82 : x
  2. Step 2: Convert to fraction form
    350.33/525.47 = 106.82/x
  3. Step 3: Cross multiply
    350.33x = 525.47 × 106.82
  4. Step 4: Simplify right side
    350.33x = 56,130.12
  5. Step 5: Solve for x
    x = 56,130.12/350.33
  6. Step 6: Final answer
    x = 160.22

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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.