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Finding the Fourth Proportional to 163.02, 244.55 and 60.29

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Solution

The fourth proportional to 163.02, 244.55 and 60.29 is: 90.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163.02 : 244.55 = 60.29 : x
  2. Step 2: Convert to fraction form
    163.02/244.55 = 60.29/x
  3. Step 3: Cross multiply
    163.02x = 244.55 × 60.29
  4. Step 4: Simplify right side
    163.02x = 14,744.46
  5. Step 5: Solve for x
    x = 14,744.46/163.02
  6. Step 6: Final answer
    x = 90.45

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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.