Finding the Fourth Proportional to 164,804.36, 246,616.04 and 142,694.06
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Solution
The fourth proportional to 164,804.36, 246,616.04 and 142,694.06 is: 213,529.81
Step by Step Solution
- Step 1: Write the proportion equation
164,804.36 : 246,616.04 = 142,694.06 : x - Step 2: Convert to fraction form
164,804.36/246,616.04 = 142,694.06/x - Step 3: Cross multiply
164,804.36x = 246,616.04 × 142,694.06 - Step 4: Simplify right side
164,804.36x = 35,190,644,008.72 - Step 5: Solve for x
x = 35,190,644,008.72/164,804.36 - Step 6: Final answer
x = 213,529.81
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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.