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Finding the Fourth Proportional to 370.69, 556.07 and 110.67

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Solution

The fourth proportional to 370.69, 556.07 and 110.67 is: 166.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.69 : 556.07 = 110.67 : x
  2. Step 2: Convert to fraction form
    370.69/556.07 = 110.67/x
  3. Step 3: Cross multiply
    370.69x = 556.07 × 110.67
  4. Step 4: Simplify right side
    370.69x = 61,542.21
  5. Step 5: Solve for x
    x = 61,542.21/370.69
  6. Step 6: Final answer
    x = 166.02

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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.