Finding the Fourth Proportional to 214.91, 296.51 and 131.99
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Solution
The fourth proportional to 214.91, 296.51 and 131.99 is: 182.10
Step by Step Solution
- Step 1: Write the proportion equation
214.91 : 296.51 = 131.99 : x - Step 2: Convert to fraction form
214.91/296.51 = 131.99/x - Step 3: Cross multiply
214.91x = 296.51 × 131.99 - Step 4: Simplify right side
214.91x = 39,134.21 - Step 5: Solve for x
x = 39,134.21/214.91 - Step 6: Final answer
x = 182.10
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.