Finding the Fourth Proportional to 86,127.44, 118,857.24 and 47,366.84
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Solution
The fourth proportional to 86,127.44, 118,857.24 and 47,366.84 is: 65,366.99
Step by Step Solution
- Step 1: Write the proportion equation
86,127.44 : 118,857.24 = 47,366.84 : x - Step 2: Convert to fraction form
86,127.44/118,857.24 = 47,366.84/x - Step 3: Cross multiply
86,127.44x = 118,857.24 × 47,366.84 - Step 4: Simplify right side
86,127.44x = 5,629,891,869.92 - Step 5: Solve for x
x = 5,629,891,869.92/86,127.44 - Step 6: Final answer
x = 65,366.99
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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.