Finding the Fourth Proportional to 174,520.20, 261,724.80 and 56,163.96
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Solution
The fourth proportional to 174,520.20, 261,724.80 and 56,163.96 is: 84,228.08
Step by Step Solution
- Step 1: Write the proportion equation
174,520.20 : 261,724.80 = 56,163.96 : x - Step 2: Convert to fraction form
174,520.20/261,724.80 = 56,163.96/x - Step 3: Cross multiply
174,520.20x = 261,724.80 × 56,163.96 - Step 4: Simplify right side
174,520.20x = 14,699,501,198.21 - Step 5: Solve for x
x = 14,699,501,198.21/174,520.20 - Step 6: Final answer
x = 84,228.08
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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.