Finding the Fourth Proportional to 224,282.71, 309,517.57 and 122,313.72
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Solution
The fourth proportional to 224,282.71, 309,517.57 and 122,313.72 is: 168,796.99
Step by Step Solution
- Step 1: Write the proportion equation
224,282.71 : 309,517.57 = 122,313.72 : x - Step 2: Convert to fraction form
224,282.71/309,517.57 = 122,313.72/x - Step 3: Cross multiply
224,282.71x = 309,517.57 × 122,313.72 - Step 4: Simplify right side
224,282.71x = 37,858,245,392.06 - Step 5: Solve for x
x = 37,858,245,392.06/224,282.71 - Step 6: Final answer
x = 168,796.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.