Finding the Fourth Proportional to 202,277.70, 303,538.05 and 83,936.70
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Solution
The fourth proportional to 202,277.70, 303,538.05 and 83,936.70 is: 125,955.47
Step by Step Solution
- Step 1: Write the proportion equation
202,277.70 : 303,538.05 = 83,936.70 : x - Step 2: Convert to fraction form
202,277.70/303,538.05 = 83,936.70/x - Step 3: Cross multiply
202,277.70x = 303,538.05 × 83,936.70 - Step 4: Simplify right side
202,277.70x = 25,477,982,241.44 - Step 5: Solve for x
x = 25,477,982,241.44/202,277.70 - Step 6: Final answer
x = 125,955.47
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1.5x scale
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.