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Finding the Fourth Proportional to 147.37, 203.37 and 92.06

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Solution

The fourth proportional to 147.37, 203.37 and 92.06 is: 127.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147.37 : 203.37 = 92.06 : x
  2. Step 2: Convert to fraction form
    147.37/203.37 = 92.06/x
  3. Step 3: Cross multiply
    147.37x = 203.37 × 92.06
  4. Step 4: Simplify right side
    147.37x = 18,722.24
  5. Step 5: Solve for x
    x = 18,722.24/147.37
  6. Step 6: Final answer
    x = 127.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.