Finding the Fourth Proportional to 208,102.77, 312,154.97 and 50,330.97
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Solution
The fourth proportional to 208,102.77, 312,154.97 and 50,330.97 is: 75,496.65
Step by Step Solution
- Step 1: Write the proportion equation
208,102.77 : 312,154.97 = 50,330.97 : x - Step 2: Convert to fraction form
208,102.77/312,154.97 = 50,330.97/x - Step 3: Cross multiply
208,102.77x = 312,154.97 × 50,330.97 - Step 4: Simplify right side
208,102.77x = 15,711,062,178.77 - Step 5: Solve for x
x = 15,711,062,178.77/208,102.77 - Step 6: Final answer
x = 75,496.65
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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.