Finding the Fourth Proportional to 213,118.48, 294,102.05 and 117,625.19
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Solution
The fourth proportional to 213,118.48, 294,102.05 and 117,625.19 is: 162,321.95
Step by Step Solution
- Step 1: Write the proportion equation
213,118.48 : 294,102.05 = 117,625.19 : x - Step 2: Convert to fraction form
213,118.48/294,102.05 = 117,625.19/x - Step 3: Cross multiply
213,118.48x = 294,102.05 × 117,625.19 - Step 4: Simplify right side
213,118.48x = 34,593,807,452.00 - Step 5: Solve for x
x = 34,593,807,452.00/213,118.48 - Step 6: Final answer
x = 162,321.95
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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.