Finding the Fourth Proportional to 203,718.02, 305,583.26 and 97,113.65
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Solution
The fourth proportional to 203,718.02, 305,583.26 and 97,113.65 is: 145,673.44
Step by Step Solution
- Step 1: Write the proportion equation
203,718.02 : 305,583.26 = 97,113.65 : x - Step 2: Convert to fraction form
203,718.02/305,583.26 = 97,113.65/x - Step 3: Cross multiply
203,718.02x = 305,583.26 × 97,113.65 - Step 4: Simplify right side
203,718.02x = 29,676,303,744.01 - Step 5: Solve for x
x = 29,676,303,744.01/203,718.02 - Step 6: Final answer
x = 145,673.44
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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.