Finding the Fourth Proportional to 133,021.44, 199,477.08 and 54,082.08
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Solution
The fourth proportional to 133,021.44, 199,477.08 and 54,082.08 is: 81,100.73
Step by Step Solution
- Step 1: Write the proportion equation
133,021.44 : 199,477.08 = 54,082.08 : x - Step 2: Convert to fraction form
133,021.44/199,477.08 = 54,082.08/x - Step 3: Cross multiply
133,021.44x = 199,477.08 × 54,082.08 - Step 4: Simplify right side
133,021.44x = 10,788,135,398.73 - Step 5: Solve for x
x = 10,788,135,398.73/133,021.44 - Step 6: Final answer
x = 81,100.73
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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.