Finding the Fourth Proportional to 132,174.36, 182,395.67 and 71,743.70
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Solution
The fourth proportional to 132,174.36, 182,395.67 and 71,743.70 is: 99,003.62
Step by Step Solution
- Step 1: Write the proportion equation
132,174.36 : 182,395.67 = 71,743.70 : x - Step 2: Convert to fraction form
132,174.36/182,395.67 = 71,743.70/x - Step 3: Cross multiply
132,174.36x = 182,395.67 × 71,743.70 - Step 4: Simplify right side
132,174.36x = 13,085,740,327.05 - Step 5: Solve for x
x = 13,085,740,327.05/132,174.36 - Step 6: Final answer
x = 99,003.62
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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.