Finding the Fourth Proportional to 248,091.44, 342,365.99 and 134,914.19
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Solution
The fourth proportional to 248,091.44, 342,365.99 and 134,914.19 is: 186,181.47
Step by Step Solution
- Step 1: Write the proportion equation
248,091.44 : 342,365.99 = 134,914.19 : x - Step 2: Convert to fraction form
248,091.44/342,365.99 = 134,914.19/x - Step 3: Cross multiply
248,091.44x = 342,365.99 × 134,914.19 - Step 4: Simplify right side
248,091.44x = 46,190,027,838.00 - Step 5: Solve for x
x = 46,190,027,838.00/248,091.44 - Step 6: Final answer
x = 186,181.47
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1.5x scale
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.