Finding the Fourth Proportional to 195,861.13, 268,528.06 and 192,318.19
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Solution
The fourth proportional to 195,861.13, 268,528.06 and 192,318.19 is: 263,670.64
Step by Step Solution
- Step 1: Write the proportion equation
195,861.13 : 268,528.06 = 192,318.19 : x - Step 2: Convert to fraction form
195,861.13/268,528.06 = 192,318.19/x - Step 3: Cross multiply
195,861.13x = 268,528.06 × 192,318.19 - Step 4: Simplify right side
195,861.13x = 51,642,830,463.41 - Step 5: Solve for x
x = 51,642,830,463.41/195,861.13 - Step 6: Final answer
x = 263,670.64
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.