Finding the Fourth Proportional to 250,236.36, 345,323.52 and 135,513.09
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Solution
The fourth proportional to 250,236.36, 345,323.52 and 135,513.09 is: 187,006.63
Step by Step Solution
- Step 1: Write the proportion equation
250,236.36 : 345,323.52 = 135,513.09 : x - Step 2: Convert to fraction form
250,236.36/345,323.52 = 135,513.09/x - Step 3: Cross multiply
250,236.36x = 345,323.52 × 135,513.09 - Step 4: Simplify right side
250,236.36x = 46,795,857,244.88 - Step 5: Solve for x
x = 46,795,857,244.88/250,236.36 - Step 6: Final answer
x = 187,006.63
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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.