Finding the Fourth Proportional to 115,382.03, 173,102.28 and 35,424.08
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Solution
The fourth proportional to 115,382.03, 173,102.28 and 35,424.08 is: 53,145.09
Step by Step Solution
- Step 1: Write the proportion equation
115,382.03 : 173,102.28 = 35,424.08 : x - Step 2: Convert to fraction form
115,382.03/173,102.28 = 35,424.08/x - Step 3: Cross multiply
115,382.03x = 173,102.28 × 35,424.08 - Step 4: Simplify right side
115,382.03x = 6,131,988,837.78 - Step 5: Solve for x
x = 6,131,988,837.78/115,382.03 - Step 6: Final answer
x = 53,145.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.