Finding the Fourth Proportional to 151,763.80, 227,645.70 and 141,395.80
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Solution
The fourth proportional to 151,763.80, 227,645.70 and 141,395.80 is: 212,093.70
Step by Step Solution
- Step 1: Write the proportion equation
151,763.80 : 227,645.70 = 141,395.80 : x - Step 2: Convert to fraction form
151,763.80/227,645.70 = 141,395.80/x - Step 3: Cross multiply
151,763.80x = 227,645.70 × 141,395.80 - Step 4: Simplify right side
151,763.80x = 32,188,145,868.06 - Step 5: Solve for x
x = 32,188,145,868.06/151,763.80 - Step 6: Final answer
x = 212,093.70
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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.