Finding the Fourth Proportional to 281,724.99, 422,602.88 and 71,364.75
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Solution
The fourth proportional to 281,724.99, 422,602.88 and 71,364.75 is: 107,051.02
Step by Step Solution
- Step 1: Write the proportion equation
281,724.99 : 422,602.88 = 71,364.75 : x - Step 2: Convert to fraction form
281,724.99/422,602.88 = 71,364.75/x - Step 3: Cross multiply
281,724.99x = 422,602.88 × 71,364.75 - Step 4: Simplify right side
281,724.99x = 30,158,948,880.48 - Step 5: Solve for x
x = 30,158,948,880.48/281,724.99 - Step 6: Final answer
x = 107,051.02
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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.