Finding the Fourth Proportional to 202,194.40, 303,328.05 and 83,877.70
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Solution
The fourth proportional to 202,194.40, 303,328.05 and 83,877.70 is: 125,831.67
Step by Step Solution
- Step 1: Write the proportion equation
202,194.40 : 303,328.05 = 83,877.70 : x - Step 2: Convert to fraction form
202,194.40/303,328.05 = 83,877.70/x - Step 3: Cross multiply
202,194.40x = 303,328.05 × 83,877.70 - Step 4: Simplify right side
202,194.40x = 25,442,459,179.49 - Step 5: Solve for x
x = 25,442,459,179.49/202,194.40 - Step 6: Final answer
x = 125,831.67
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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.