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Finding the Fourth Proportional to 350.07, 525.03 and 118.92

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Solution

The fourth proportional to 350.07, 525.03 and 118.92 is: 178.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.07 : 525.03 = 118.92 : x
  2. Step 2: Convert to fraction form
    350.07/525.03 = 118.92/x
  3. Step 3: Cross multiply
    350.07x = 525.03 × 118.92
  4. Step 4: Simplify right side
    350.07x = 62,436.57
  5. Step 5: Solve for x
    x = 62,436.57/350.07
  6. Step 6: Final answer
    x = 178.35

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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.