Finding the Fourth Proportional to 218,048.10, 327,007.35 and 84,851.70
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Solution
The fourth proportional to 218,048.10, 327,007.35 and 84,851.70 is: 127,252.33
Step by Step Solution
- Step 1: Write the proportion equation
218,048.10 : 327,007.35 = 84,851.70 : x - Step 2: Convert to fraction form
218,048.10/327,007.35 = 84,851.70/x - Step 3: Cross multiply
218,048.10x = 327,007.35 × 84,851.70 - Step 4: Simplify right side
218,048.10x = 27,747,129,560.00 - Step 5: Solve for x
x = 27,747,129,560.00/218,048.10 - Step 6: Final answer
x = 127,252.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.