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Finding the Fourth Proportional to 175.59, 262.84 and 127.53

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Solution

The fourth proportional to 175.59, 262.84 and 127.53 is: 190.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.59 : 262.84 = 127.53 : x
  2. Step 2: Convert to fraction form
    175.59/262.84 = 127.53/x
  3. Step 3: Cross multiply
    175.59x = 262.84 × 127.53
  4. Step 4: Simplify right side
    175.59x = 33,519.99
  5. Step 5: Solve for x
    x = 33,519.99/175.59
  6. Step 6: Final answer
    x = 190.90

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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.