Finding the Fourth Proportional to 283,772.84, 425,721.56 and 84,108.92
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Solution
The fourth proportional to 283,772.84, 425,721.56 and 84,108.92 is: 126,181.84
Step by Step Solution
- Step 1: Write the proportion equation
283,772.84 : 425,721.56 = 84,108.92 : x - Step 2: Convert to fraction form
283,772.84/425,721.56 = 84,108.92/x - Step 3: Cross multiply
283,772.84x = 425,721.56 × 84,108.92 - Step 4: Simplify right side
283,772.84x = 35,806,978,083.16 - Step 5: Solve for x
x = 35,806,978,083.16/283,772.84 - Step 6: Final answer
x = 126,181.84
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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.