Finding the Fourth Proportional to 185.97, 278.53 and 170.99
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Solution
The fourth proportional to 185.97, 278.53 and 170.99 is: 256.09
Step by Step Solution
- Step 1: Write the proportion equation
185.97 : 278.53 = 170.99 : x - Step 2: Convert to fraction form
185.97/278.53 = 170.99/x - Step 3: Cross multiply
185.97x = 278.53 × 170.99 - Step 4: Simplify right side
185.97x = 47,625.84 - Step 5: Solve for x
x = 47,625.84/185.97 - Step 6: Final answer
x = 256.09
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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.