Finding the Fourth Proportional to 176,517.40, 264,776.10 and 157,163.80
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Solution
The fourth proportional to 176,517.40, 264,776.10 and 157,163.80 is: 235,745.70
Step by Step Solution
- Step 1: Write the proportion equation
176,517.40 : 264,776.10 = 157,163.80 : x - Step 2: Convert to fraction form
176,517.40/264,776.10 = 157,163.80/x - Step 3: Cross multiply
176,517.40x = 264,776.10 × 157,163.80 - Step 4: Simplify right side
176,517.40x = 41,613,218,025.18 - Step 5: Solve for x
x = 41,613,218,025.18/176,517.40 - Step 6: Final answer
x = 235,745.70
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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.