Finding the Fourth Proportional to 202,193.70, 303,412.05 and 83,852.70
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Solution
The fourth proportional to 202,193.70, 303,412.05 and 83,852.70 is: 125,829.44
Step by Step Solution
- Step 1: Write the proportion equation
202,193.70 : 303,412.05 = 83,852.70 : x - Step 2: Convert to fraction form
202,193.70/303,412.05 = 83,852.70/x - Step 3: Cross multiply
202,193.70x = 303,412.05 × 83,852.70 - Step 4: Simplify right side
202,193.70x = 25,441,919,605.04 - Step 5: Solve for x
x = 25,441,919,605.04/202,193.70 - Step 6: Final answer
x = 125,829.44
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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.