Finding the Fourth Proportional to 170.33, 254.93 and 93.09
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Solution
The fourth proportional to 170.33, 254.93 and 93.09 is: 139.32
Step by Step Solution
- Step 1: Write the proportion equation
170.33 : 254.93 = 93.09 : x - Step 2: Convert to fraction form
170.33/254.93 = 93.09/x - Step 3: Cross multiply
170.33x = 254.93 × 93.09 - Step 4: Simplify right side
170.33x = 23,730.97 - Step 5: Solve for x
x = 23,730.97/170.33 - Step 6: Final answer
x = 139.32
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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.