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Finding the Fourth Proportional to 149.04, 224.37 and 101.25

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Solution

The fourth proportional to 149.04, 224.37 and 101.25 is: 152.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    149.04 : 224.37 = 101.25 : x
  2. Step 2: Convert to fraction form
    149.04/224.37 = 101.25/x
  3. Step 3: Cross multiply
    149.04x = 224.37 × 101.25
  4. Step 4: Simplify right side
    149.04x = 22,717.46
  5. Step 5: Solve for x
    x = 22,717.46/149.04
  6. Step 6: Final answer
    x = 152.43

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.