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Finding the Fourth Proportional to 305.95, 459.03 and 110.95

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Solution

The fourth proportional to 305.95, 459.03 and 110.95 is: 166.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    305.95 : 459.03 = 110.95 : x
  2. Step 2: Convert to fraction form
    305.95/459.03 = 110.95/x
  3. Step 3: Cross multiply
    305.95x = 459.03 × 110.95
  4. Step 4: Simplify right side
    305.95x = 50,929.38
  5. Step 5: Solve for x
    x = 50,929.38/305.95
  6. Step 6: Final answer
    x = 166.46

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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.