Finding the Fourth Proportional to 73,080.84, 100,851.66 and 39,546.84
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Solution
The fourth proportional to 73,080.84, 100,851.66 and 39,546.84 is: 54,574.69
Step by Step Solution
- Step 1: Write the proportion equation
73,080.84 : 100,851.66 = 39,546.84 : x - Step 2: Convert to fraction form
73,080.84/100,851.66 = 39,546.84/x - Step 3: Cross multiply
73,080.84x = 100,851.66 × 39,546.84 - Step 4: Simplify right side
73,080.84x = 3,988,364,461.75 - Step 5: Solve for x
x = 3,988,364,461.75/73,080.84 - Step 6: Final answer
x = 54,574.69
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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.