Finding the Fourth Proportional to 250,232.99, 345,321.71 and 135,512.52
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Solution
The fourth proportional to 250,232.99, 345,321.71 and 135,512.52 is: 187,007.38
Step by Step Solution
- Step 1: Write the proportion equation
250,232.99 : 345,321.71 = 135,512.52 : x - Step 2: Convert to fraction form
250,232.99/345,321.71 = 135,512.52/x - Step 3: Cross multiply
250,232.99x = 345,321.71 × 135,512.52 - Step 4: Simplify right side
250,232.99x = 46,795,414,455.25 - Step 5: Solve for x
x = 46,795,414,455.25/250,232.99 - Step 6: Final answer
x = 187,007.38
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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.