Finding the Fourth Proportional to 248,467.11, 342,890.24 and 141,027.09
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Solution
The fourth proportional to 248,467.11, 342,890.24 and 141,027.09 is: 194,620.58
Step by Step Solution
- Step 1: Write the proportion equation
248,467.11 : 342,890.24 = 141,027.09 : x - Step 2: Convert to fraction form
248,467.11/342,890.24 = 141,027.09/x - Step 3: Cross multiply
248,467.11x = 342,890.24 × 141,027.09 - Step 4: Simplify right side
248,467.11x = 48,356,812,736.60 - Step 5: Solve for x
x = 48,356,812,736.60/248,467.11 - Step 6: Final answer
x = 194,620.58
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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.