Finding the Fourth Proportional to 202,821.08, 303,765.80 and 101,307.55
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Solution
The fourth proportional to 202,821.08, 303,765.80 and 101,307.55 is: 151,728.64
Step by Step Solution
- Step 1: Write the proportion equation
202,821.08 : 303,765.80 = 101,307.55 : x - Step 2: Convert to fraction form
202,821.08/303,765.80 = 101,307.55/x - Step 3: Cross multiply
202,821.08x = 303,765.80 × 101,307.55 - Step 4: Simplify right side
202,821.08x = 30,773,766,946.42 - Step 5: Solve for x
x = 30,773,766,946.42/202,821.08 - Step 6: Final answer
x = 151,728.64
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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.