Finding the Fourth Proportional to 168,194.06, 232,104.82 and 91,713.75
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Solution
The fourth proportional to 168,194.06, 232,104.82 and 91,713.75 is: 126,563.35
Step by Step Solution
- Step 1: Write the proportion equation
168,194.06 : 232,104.82 = 91,713.75 : x - Step 2: Convert to fraction form
168,194.06/232,104.82 = 91,713.75/x - Step 3: Cross multiply
168,194.06x = 232,104.82 × 91,713.75 - Step 4: Simplify right side
168,194.06x = 21,287,203,435.28 - Step 5: Solve for x
x = 21,287,203,435.28/168,194.06 - Step 6: Final answer
x = 126,563.35
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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.