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Finding the Fourth Proportional to 192.41, 265.62 and 127.02

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Solution

The fourth proportional to 192.41, 265.62 and 127.02 is: 175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    192.41 : 265.62 = 127.02 : x
  2. Step 2: Convert to fraction form
    192.41/265.62 = 127.02/x
  3. Step 3: Cross multiply
    192.41x = 265.62 × 127.02
  4. Step 4: Simplify right side
    192.41x = 33,739.05
  5. Step 5: Solve for x
    x = 33,739.05/192.41
  6. Step 6: Final answer
    x = 175.35

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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.