Finding the Fourth Proportional to 271,944.73, 407,776.90 and 122,056.53
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Solution
The fourth proportional to 271,944.73, 407,776.90 and 122,056.53 is: 183,021.86
Step by Step Solution
- Step 1: Write the proportion equation
271,944.73 : 407,776.90 = 122,056.53 : x - Step 2: Convert to fraction form
271,944.73/407,776.90 = 122,056.53/x - Step 3: Cross multiply
271,944.73x = 407,776.90 × 122,056.53 - Step 4: Simplify right side
271,944.73x = 49,771,831,084.13 - Step 5: Solve for x
x = 49,771,831,084.13/271,944.73 - Step 6: Final answer
x = 183,021.86
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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.