Finding the Fourth Proportional to 179,742.06, 269,356.17 and 131,982.42
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Solution
The fourth proportional to 179,742.06, 269,356.17 and 131,982.42 is: 197,784.99
Step by Step Solution
- Step 1: Write the proportion equation
179,742.06 : 269,356.17 = 131,982.42 : x - Step 2: Convert to fraction form
179,742.06/269,356.17 = 131,982.42/x - Step 3: Cross multiply
179,742.06x = 269,356.17 × 131,982.42 - Step 4: Simplify right side
179,742.06x = 35,550,280,663.55 - Step 5: Solve for x
x = 35,550,280,663.55/179,742.06 - Step 6: Final answer
x = 197,784.99
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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.