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Finding the Fourth Proportional to 163.07, 244.64 and 60.35

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Solution

The fourth proportional to 163.07, 244.64 and 60.35 is: 90.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    163.07 : 244.64 = 60.35 : x
  2. Step 2: Convert to fraction form
    163.07/244.64 = 60.35/x
  3. Step 3: Cross multiply
    163.07x = 244.64 × 60.35
  4. Step 4: Simplify right side
    163.07x = 14,764.02
  5. Step 5: Solve for x
    x = 14,764.02/163.07
  6. Step 6: Final answer
    x = 90.54

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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.