Finding the Fourth Proportional to 202,385.10, 303,664.05 and 97,149.90
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Solution
The fourth proportional to 202,385.10, 303,664.05 and 97,149.90 is: 145,766.32
Step by Step Solution
- Step 1: Write the proportion equation
202,385.10 : 303,664.05 = 97,149.90 : x - Step 2: Convert to fraction form
202,385.10/303,664.05 = 97,149.90/x - Step 3: Cross multiply
202,385.10x = 303,664.05 × 97,149.90 - Step 4: Simplify right side
202,385.10x = 29,500,932,091.10 - Step 5: Solve for x
x = 29,500,932,091.10/202,385.10 - Step 6: Final answer
x = 145,766.32
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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.