Finding the Fourth Proportional to 248,629.02, 343,108.08 and 135,451.50
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Solution
The fourth proportional to 248,629.02, 343,108.08 and 135,451.50 is: 186,923.09
Step by Step Solution
- Step 1: Write the proportion equation
248,629.02 : 343,108.08 = 135,451.50 : x - Step 2: Convert to fraction form
248,629.02/343,108.08 = 135,451.50/x - Step 3: Cross multiply
248,629.02x = 343,108.08 × 135,451.50 - Step 4: Simplify right side
248,629.02x = 46,474,504,098.12 - Step 5: Solve for x
x = 46,474,504,098.12/248,629.02 - Step 6: Final answer
x = 186,923.09
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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.