Finding the Fourth Proportional to 213,137.44, 294,136.79 and 116,347.03
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Solution
The fourth proportional to 213,137.44, 294,136.79 and 116,347.03 is: 160,562.79
Step by Step Solution
- Step 1: Write the proportion equation
213,137.44 : 294,136.79 = 116,347.03 : x - Step 2: Convert to fraction form
213,137.44/294,136.79 = 116,347.03/x - Step 3: Cross multiply
213,137.44x = 294,136.79 × 116,347.03 - Step 4: Simplify right side
213,137.44x = 34,221,941,930.23 - Step 5: Solve for x
x = 34,221,941,930.23/213,137.44 - Step 6: Final answer
x = 160,562.79
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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.