Finding the Fourth Proportional to 186,187.08, 256,990.92 and 109,750.44
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Solution
The fourth proportional to 186,187.08, 256,990.92 and 109,750.44 is: 151,486.70
Step by Step Solution
- Step 1: Write the proportion equation
186,187.08 : 256,990.92 = 109,750.44 : x - Step 2: Convert to fraction form
186,187.08/256,990.92 = 109,750.44/x - Step 3: Cross multiply
186,187.08x = 256,990.92 × 109,750.44 - Step 4: Simplify right side
186,187.08x = 28,204,866,546.00 - Step 5: Solve for x
x = 28,204,866,546.00/186,187.08 - Step 6: Final answer
x = 151,486.70
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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.