Finding the Fourth Proportional to 247.60, 341.84 and 181.99
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Solution
The fourth proportional to 247.60, 341.84 and 181.99 is: 251.26
Step by Step Solution
- Step 1: Write the proportion equation
247.60 : 341.84 = 181.99 : x - Step 2: Convert to fraction form
247.60/341.84 = 181.99/x - Step 3: Cross multiply
247.60x = 341.84 × 181.99 - Step 4: Simplify right side
247.60x = 62,211.06 - Step 5: Solve for x
x = 62,211.06/247.60 - Step 6: Final answer
x = 251.26
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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.