Finding the Fourth Proportional to 215,022.54, 296,687.79 and 125,581.26
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Solution
The fourth proportional to 215,022.54, 296,687.79 and 125,581.26 is: 173,276.84
Step by Step Solution
- Step 1: Write the proportion equation
215,022.54 : 296,687.79 = 125,581.26 : x - Step 2: Convert to fraction form
215,022.54/296,687.79 = 125,581.26/x - Step 3: Cross multiply
215,022.54x = 296,687.79 × 125,581.26 - Step 4: Simplify right side
215,022.54x = 37,258,426,494.82 - Step 5: Solve for x
x = 37,258,426,494.82/215,022.54 - Step 6: Final answer
x = 173,276.84
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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.