Finding the Fourth Proportional to 283,835.39, 425,753.09 and 115,447.33
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Solution
The fourth proportional to 283,835.39, 425,753.09 and 115,447.33 is: 173,170.99
Step by Step Solution
- Step 1: Write the proportion equation
283,835.39 : 425,753.09 = 115,447.33 : x - Step 2: Convert to fraction form
283,835.39/425,753.09 = 115,447.33/x - Step 3: Cross multiply
283,835.39x = 425,753.09 × 115,447.33 - Step 4: Simplify right side
283,835.39x = 49,152,055,148.08 - Step 5: Solve for x
x = 49,152,055,148.08/283,835.39 - Step 6: Final answer
x = 173,170.99
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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.