Finding the Fourth Proportional to 205,534.75, 283,601.64 and 114,861.73
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Solution
The fourth proportional to 205,534.75, 283,601.64 and 114,861.73 is: 158,488.89
Step by Step Solution
- Step 1: Write the proportion equation
205,534.75 : 283,601.64 = 114,861.73 : x - Step 2: Convert to fraction form
205,534.75/283,601.64 = 114,861.73/x - Step 3: Cross multiply
205,534.75x = 283,601.64 × 114,861.73 - Step 4: Simplify right side
205,534.75x = 32,574,975,001.24 - Step 5: Solve for x
x = 32,574,975,001.24/205,534.75 - Step 6: Final answer
x = 158,488.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.