Finding the Fourth Proportional to 77,174.04, 115,769.36 and 24,571.24
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Solution
The fourth proportional to 77,174.04, 115,769.36 and 24,571.24 is: 36,859.50
Step by Step Solution
- Step 1: Write the proportion equation
77,174.04 : 115,769.36 = 24,571.24 : x - Step 2: Convert to fraction form
77,174.04/115,769.36 = 24,571.24/x - Step 3: Cross multiply
77,174.04x = 115,769.36 × 24,571.24 - Step 4: Simplify right side
77,174.04x = 2,844,596,729.21 - Step 5: Solve for x
x = 2,844,596,729.21/77,174.04 - Step 6: Final answer
x = 36,859.50
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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.