Finding the Fourth Proportional to 206,767.68, 285,349.68 and 116,118.96
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Solution
The fourth proportional to 206,767.68, 285,349.68 and 116,118.96 is: 160,249.94
Step by Step Solution
- Step 1: Write the proportion equation
206,767.68 : 285,349.68 = 116,118.96 : x - Step 2: Convert to fraction form
206,767.68/285,349.68 = 116,118.96/x - Step 3: Cross multiply
206,767.68x = 285,349.68 × 116,118.96 - Step 4: Simplify right side
206,767.68x = 33,134,508,077.93 - Step 5: Solve for x
x = 33,134,508,077.93/206,767.68 - Step 6: Final answer
x = 160,249.94
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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.