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Finding the Fourth Proportional to 244.45, 366.59 and 71.06

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Solution

The fourth proportional to 244.45, 366.59 and 71.06 is: 106.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.45 : 366.59 = 71.06 : x
  2. Step 2: Convert to fraction form
    244.45/366.59 = 71.06/x
  3. Step 3: Cross multiply
    244.45x = 366.59 × 71.06
  4. Step 4: Simplify right side
    244.45x = 26,049.89
  5. Step 5: Solve for x
    x = 26,049.89/244.45
  6. Step 6: Final answer
    x = 106.57

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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.