Finding the Fourth Proportional to 201,975.36, 303,298.88 and 126,249.28
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Solution
The fourth proportional to 201,975.36, 303,298.88 and 126,249.28 is: 189,583.84
Step by Step Solution
- Step 1: Write the proportion equation
201,975.36 : 303,298.88 = 126,249.28 : x - Step 2: Convert to fraction form
201,975.36/303,298.88 = 126,249.28/x - Step 3: Cross multiply
201,975.36x = 303,298.88 × 126,249.28 - Step 4: Simplify right side
201,975.36x = 38,291,265,224.81 - Step 5: Solve for x
x = 38,291,265,224.81/201,975.36 - Step 6: Final answer
x = 189,583.84
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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.