Finding the Fourth Proportional to 200,377.49, 276,473.49 and 118,664.48
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Solution
The fourth proportional to 200,377.49, 276,473.49 and 118,664.48 is: 163,728.88
Step by Step Solution
- Step 1: Write the proportion equation
200,377.49 : 276,473.49 = 118,664.48 : x - Step 2: Convert to fraction form
200,377.49/276,473.49 = 118,664.48/x - Step 3: Cross multiply
200,377.49x = 276,473.49 × 118,664.48 - Step 4: Simplify right side
200,377.49x = 32,807,581,542.27 - Step 5: Solve for x
x = 32,807,581,542.27/200,377.49 - Step 6: Final answer
x = 163,728.88
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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.