Finding the Fourth Proportional to 250,091.06, 345,125.62 and 135,369.68
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Solution
The fourth proportional to 250,091.06, 345,125.62 and 135,369.68 is: 186,810.14
Step by Step Solution
- Step 1: Write the proportion equation
250,091.06 : 345,125.62 = 135,369.68 : x - Step 2: Convert to fraction form
250,091.06/345,125.62 = 135,369.68/x - Step 3: Cross multiply
250,091.06x = 345,125.62 × 135,369.68 - Step 4: Simplify right side
250,091.06x = 46,719,544,739.20 - Step 5: Solve for x
x = 46,719,544,739.20/250,091.06 - Step 6: Final answer
x = 186,810.14
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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.