Finding the Fourth Proportional to 283,716.92, 425,637.62 and 84,052.91
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Solution
The fourth proportional to 283,716.92, 425,637.62 and 84,052.91 is: 126,097.80
Step by Step Solution
- Step 1: Write the proportion equation
283,716.92 : 425,637.62 = 84,052.91 : x - Step 2: Convert to fraction form
283,716.92/425,637.62 = 84,052.91/x - Step 3: Cross multiply
283,716.92x = 425,637.62 × 84,052.91 - Step 4: Simplify right side
283,716.92x = 35,776,080,566.47 - Step 5: Solve for x
x = 35,776,080,566.47/283,716.92 - Step 6: Final answer
x = 126,097.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.