Finding the Fourth Proportional to 202,485.10, 303,814.05 and 97,249.90
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Solution
The fourth proportional to 202,485.10, 303,814.05 and 97,249.90 is: 145,916.35
Step by Step Solution
- Step 1: Write the proportion equation
202,485.10 : 303,814.05 = 97,249.90 : x - Step 2: Convert to fraction form
202,485.10/303,814.05 = 97,249.90/x - Step 3: Cross multiply
202,485.10x = 303,814.05 × 97,249.90 - Step 4: Simplify right side
202,485.10x = 29,545,885,981.10 - Step 5: Solve for x
x = 29,545,885,981.10/202,485.10 - Step 6: Final answer
x = 145,916.35
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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.