Finding the Fourth Proportional to 202,340.90, 303,511.35 and 97,105.70
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Solution
The fourth proportional to 202,340.90, 303,511.35 and 97,105.70 is: 145,658.55
Step by Step Solution
- Step 1: Write the proportion equation
202,340.90 : 303,511.35 = 97,105.70 : x - Step 2: Convert to fraction form
202,340.90/303,511.35 = 97,105.70/x - Step 3: Cross multiply
202,340.90x = 303,511.35 × 97,105.70 - Step 4: Simplify right side
202,340.90x = 29,472,682,099.70 - Step 5: Solve for x
x = 29,472,682,099.70/202,340.90 - Step 6: Final answer
x = 145,658.55
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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.