Finding the Fourth Proportional to 182,415.12, 273,619.44 and 57,756.48
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Solution
The fourth proportional to 182,415.12, 273,619.44 and 57,756.48 is: 86,633.69
Step by Step Solution
- Step 1: Write the proportion equation
182,415.12 : 273,619.44 = 57,756.48 : x - Step 2: Convert to fraction form
182,415.12/273,619.44 = 57,756.48/x - Step 3: Cross multiply
182,415.12x = 273,619.44 × 57,756.48 - Step 4: Simplify right side
182,415.12x = 15,803,295,713.97 - Step 5: Solve for x
x = 15,803,295,713.97/182,415.12 - Step 6: Final answer
x = 86,633.69
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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.