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Finding the Fourth Proportional to 194.22, 290.52 and 176.00

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Solution

The fourth proportional to 194.22, 290.52 and 176.00 is: 263.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    194.22 : 290.52 = 176.00 : x
  2. Step 2: Convert to fraction form
    194.22/290.52 = 176.00/x
  3. Step 3: Cross multiply
    194.22x = 290.52 × 176.00
  4. Step 4: Simplify right side
    194.22x = 51,130.07
  5. Step 5: Solve for x
    x = 51,130.07/194.22
  6. Step 6: Final answer
    x = 263.26

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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.