Finding the Fourth Proportional to 203,686.59, 305,345.21 and 110,082.99
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Solution
The fourth proportional to 203,686.59, 305,345.21 and 110,082.99 is: 165,024.67
Step by Step Solution
- Step 1: Write the proportion equation
203,686.59 : 305,345.21 = 110,082.99 : x - Step 2: Convert to fraction form
203,686.59/305,345.21 = 110,082.99/x - Step 3: Cross multiply
203,686.59x = 305,345.21 × 110,082.99 - Step 4: Simplify right side
203,686.59x = 33,613,313,148.56 - Step 5: Solve for x
x = 33,613,313,148.56/203,686.59 - Step 6: Final answer
x = 165,024.67
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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.