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Finding the Fourth Proportional to 248.93, 373.55 and 127.24

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Solution

The fourth proportional to 248.93, 373.55 and 127.24 is: 190.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.93 : 373.55 = 127.24 : x
  2. Step 2: Convert to fraction form
    248.93/373.55 = 127.24/x
  3. Step 3: Cross multiply
    248.93x = 373.55 × 127.24
  4. Step 4: Simplify right side
    248.93x = 47,530.50
  5. Step 5: Solve for x
    x = 47,530.50/248.93
  6. Step 6: Final answer
    x = 190.94

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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.