Finding the Fourth Proportional to 244,611.42, 366,972.21 and 86,839.62
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Solution
The fourth proportional to 244,611.42, 366,972.21 and 86,839.62 is: 130,278.98
Step by Step Solution
- Step 1: Write the proportion equation
244,611.42 : 366,972.21 = 86,839.62 : x - Step 2: Convert to fraction form
244,611.42/366,972.21 = 86,839.62/x - Step 3: Cross multiply
244,611.42x = 366,972.21 × 86,839.62 - Step 4: Simplify right side
244,611.42x = 31,867,727,266.96 - Step 5: Solve for x
x = 31,867,727,266.96/244,611.42 - Step 6: Final answer
x = 130,278.98
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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.