Finding the Fourth Proportional to 96,516.42, 133,198.11 and 54,088.62
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Solution
The fourth proportional to 96,516.42, 133,198.11 and 54,088.62 is: 74,645.35
Step by Step Solution
- Step 1: Write the proportion equation
96,516.42 : 133,198.11 = 54,088.62 : x - Step 2: Convert to fraction form
96,516.42/133,198.11 = 54,088.62/x - Step 3: Cross multiply
96,516.42x = 133,198.11 × 54,088.62 - Step 4: Simplify right side
96,516.42x = 7,204,501,956.51 - Step 5: Solve for x
x = 7,204,501,956.51/96,516.42 - Step 6: Final answer
x = 74,645.35
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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.