Finding the Fourth Proportional to 202,315.70, 303,595.05 and 83,974.70
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Solution
The fourth proportional to 202,315.70, 303,595.05 and 83,974.70 is: 126,012.48
Step by Step Solution
- Step 1: Write the proportion equation
202,315.70 : 303,595.05 = 83,974.70 : x - Step 2: Convert to fraction form
202,315.70/303,595.05 = 83,974.70/x - Step 3: Cross multiply
202,315.70x = 303,595.05 × 83,974.70 - Step 4: Simplify right side
202,315.70x = 25,494,303,245.24 - Step 5: Solve for x
x = 25,494,303,245.24/202,315.70 - Step 6: Final answer
x = 126,012.48
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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.