Finding the Fourth Proportional to 248,569.08, 343,033.86 and 141,135.54
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Solution
The fourth proportional to 248,569.08, 343,033.86 and 141,135.54 is: 194,771.89
Step by Step Solution
- Step 1: Write the proportion equation
248,569.08 : 343,033.86 = 141,135.54 : x - Step 2: Convert to fraction form
248,569.08/343,033.86 = 141,135.54/x - Step 3: Cross multiply
248,569.08x = 343,033.86 × 141,135.54 - Step 4: Simplify right side
248,569.08x = 48,414,269,069.38 - Step 5: Solve for x
x = 48,414,269,069.38/248,569.08 - Step 6: Final answer
x = 194,771.89
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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.