Finding the Fourth Proportional to 134.74, 201.84 and 114.09
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Solution
The fourth proportional to 134.74, 201.84 and 114.09 is: 170.91
Step by Step Solution
- Step 1: Write the proportion equation
134.74 : 201.84 = 114.09 : x - Step 2: Convert to fraction form
134.74/201.84 = 114.09/x - Step 3: Cross multiply
134.74x = 201.84 × 114.09 - Step 4: Simplify right side
134.74x = 23,027.93 - Step 5: Solve for x
x = 23,027.93/134.74 - Step 6: Final answer
x = 170.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.