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Finding the Fourth Proportional to 162.77, 244.18 and 60.18

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Solution

The fourth proportional to 162.77, 244.18 and 60.18 is: 90.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    162.77 : 244.18 = 60.18 : x
  2. Step 2: Convert to fraction form
    162.77/244.18 = 60.18/x
  3. Step 3: Cross multiply
    162.77x = 244.18 × 60.18
  4. Step 4: Simplify right side
    162.77x = 14,694.69
  5. Step 5: Solve for x
    x = 14,694.69/162.77
  6. Step 6: Final answer
    x = 90.28

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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.