Finding the Fourth Proportional to 272,344.97, 375,845.06 and 149,842.40
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Solution
The fourth proportional to 272,344.97, 375,845.06 and 149,842.40 is: 206,787.46
Step by Step Solution
- Step 1: Write the proportion equation
272,344.97 : 375,845.06 = 149,842.40 : x - Step 2: Convert to fraction form
272,344.97/375,845.06 = 149,842.40/x - Step 3: Cross multiply
272,344.97x = 375,845.06 × 149,842.40 - Step 4: Simplify right side
272,344.97x = 56,317,524,313.92 - Step 5: Solve for x
x = 56,317,524,313.92/272,344.97 - Step 6: Final answer
x = 206,787.46
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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.