Finding the Fourth Proportional to 77,192.24, 115,786.94 and 24,600.96
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Solution
The fourth proportional to 77,192.24, 115,786.94 and 24,600.96 is: 36,900.99
Step by Step Solution
- Step 1: Write the proportion equation
77,192.24 : 115,786.94 = 24,600.96 : x - Step 2: Convert to fraction form
77,192.24/115,786.94 = 24,600.96/x - Step 3: Cross multiply
77,192.24x = 115,786.94 × 24,600.96 - Step 4: Simplify right side
77,192.24x = 2,848,469,756.46 - Step 5: Solve for x
x = 2,848,469,756.46/77,192.24 - Step 6: Final answer
x = 36,900.99
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1.5x scale
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.