Finding the Fourth Proportional to 227,204.68, 313,542.74 and 131,766.80
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Solution
The fourth proportional to 227,204.68, 313,542.74 and 131,766.80 is: 181,838.35
Step by Step Solution
- Step 1: Write the proportion equation
227,204.68 : 313,542.74 = 131,766.80 : x - Step 2: Convert to fraction form
227,204.68/313,542.74 = 131,766.80/x - Step 3: Cross multiply
227,204.68x = 313,542.74 × 131,766.80 - Step 4: Simplify right side
227,204.68x = 41,314,523,513.03 - Step 5: Solve for x
x = 41,314,523,513.03/227,204.68 - Step 6: Final answer
x = 181,838.35
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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.