Finding the Fourth Proportional to 186,169.28, 256,902.74 and 104,489.94
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Solution
The fourth proportional to 186,169.28, 256,902.74 and 104,489.94 is: 144,190.02
Step by Step Solution
- Step 1: Write the proportion equation
186,169.28 : 256,902.74 = 104,489.94 : x - Step 2: Convert to fraction form
186,169.28/256,902.74 = 104,489.94/x - Step 3: Cross multiply
186,169.28x = 256,902.74 × 104,489.94 - Step 4: Simplify right side
186,169.28x = 26,843,751,888.44 - Step 5: Solve for x
x = 26,843,751,888.44/186,169.28 - Step 6: Final answer
x = 144,190.02
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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.