Finding the Fourth Proportional to 202,777.08, 304,428.56 and 135,738.01
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Solution
The fourth proportional to 202,777.08, 304,428.56 and 135,738.01 is: 203,783.03
Step by Step Solution
- Step 1: Write the proportion equation
202,777.08 : 304,428.56 = 135,738.01 : x - Step 2: Convert to fraction form
202,777.08/304,428.56 = 135,738.01/x - Step 3: Cross multiply
202,777.08x = 304,428.56 × 135,738.01 - Step 4: Simplify right side
202,777.08x = 41,322,526,242.88 - Step 5: Solve for x
x = 41,322,526,242.88/202,777.08 - Step 6: Final answer
x = 203,783.03
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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.