Finding the Fourth Proportional to 114,163.75, 171,323.52 and 40,291.75
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Solution
The fourth proportional to 114,163.75, 171,323.52 and 40,291.75 is: 60,465.12
Step by Step Solution
- Step 1: Write the proportion equation
114,163.75 : 171,323.52 = 40,291.75 : x - Step 2: Convert to fraction form
114,163.75/171,323.52 = 40,291.75/x - Step 3: Cross multiply
114,163.75x = 171,323.52 × 40,291.75 - Step 4: Simplify right side
114,163.75x = 6,902,924,436.96 - Step 5: Solve for x
x = 6,902,924,436.96/114,163.75 - Step 6: Final answer
x = 60,465.12
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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.