Finding the Fourth Proportional to 214,375.84, 295,847.44 and 129,476.32
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Solution
The fourth proportional to 214,375.84, 295,847.44 and 129,476.32 is: 178,682.62
Step by Step Solution
- Step 1: Write the proportion equation
214,375.84 : 295,847.44 = 129,476.32 : x - Step 2: Convert to fraction form
214,375.84/295,847.44 = 129,476.32/x - Step 3: Cross multiply
214,375.84x = 295,847.44 × 129,476.32 - Step 4: Simplify right side
214,375.84x = 38,305,237,812.62 - Step 5: Solve for x
x = 38,305,237,812.62/214,375.84 - Step 6: Final answer
x = 178,682.62
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1.5x scale
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.