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Finding the Fourth Proportional to 162.77, 244.04 and 94.19

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Solution

The fourth proportional to 162.77, 244.04 and 94.19 is: 141.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    162.77 : 244.04 = 94.19 : x
  2. Step 2: Convert to fraction form
    162.77/244.04 = 94.19/x
  3. Step 3: Cross multiply
    162.77x = 244.04 × 94.19
  4. Step 4: Simplify right side
    162.77x = 22,984.44
  5. Step 5: Solve for x
    x = 22,984.44/162.77
  6. Step 6: Final answer
    x = 141.21

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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.