Finding the Fourth Proportional to 269,773.73, 372,287.81 and 148,915.09
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Solution
The fourth proportional to 269,773.73, 372,287.81 and 148,915.09 is: 205,502.86
Step by Step Solution
- Step 1: Write the proportion equation
269,773.73 : 372,287.81 = 148,915.09 : x - Step 2: Convert to fraction form
269,773.73/372,287.81 = 148,915.09/x - Step 3: Cross multiply
269,773.73x = 372,287.81 × 148,915.09 - Step 4: Simplify right side
269,773.73x = 55,439,272,732.05 - Step 5: Solve for x
x = 55,439,272,732.05/269,773.73 - Step 6: Final answer
x = 205,502.86
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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.