Finding the Fourth Proportional to 84,051.01, 126,091.50 and 27,894.52
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Solution
The fourth proportional to 84,051.01, 126,091.50 and 27,894.52 is: 41,846.75
Step by Step Solution
- Step 1: Write the proportion equation
84,051.01 : 126,091.50 = 27,894.52 : x - Step 2: Convert to fraction form
84,051.01/126,091.50 = 27,894.52/x - Step 3: Cross multiply
84,051.01x = 126,091.50 × 27,894.52 - Step 4: Simplify right side
84,051.01x = 3,517,261,868.58 - Step 5: Solve for x
x = 3,517,261,868.58/84,051.01 - Step 6: Final answer
x = 41,846.75
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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.