Finding the Fourth Proportional to 163.33, 246.10 and 135.07
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Solution
The fourth proportional to 163.33, 246.10 and 135.07 is: 203.52
Step by Step Solution
- Step 1: Write the proportion equation
163.33 : 246.10 = 135.07 : x - Step 2: Convert to fraction form
163.33/246.10 = 135.07/x - Step 3: Cross multiply
163.33x = 246.10 × 135.07 - Step 4: Simplify right side
163.33x = 33,241.00 - Step 5: Solve for x
x = 33,241.00/163.33 - Step 6: Final answer
x = 203.52
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.