Finding the Fourth Proportional to 254.68, 351.08 and 171.75
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Solution
The fourth proportional to 254.68, 351.08 and 171.75 is: 236.76
Step by Step Solution
- Step 1: Write the proportion equation
254.68 : 351.08 = 171.75 : x - Step 2: Convert to fraction form
254.68/351.08 = 171.75/x - Step 3: Cross multiply
254.68x = 351.08 × 171.75 - Step 4: Simplify right side
254.68x = 60,297.99 - Step 5: Solve for x
x = 60,297.99/254.68 - Step 6: Final answer
x = 236.76
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.