Finding the Fourth Proportional to 132,313.06, 182,593.26 and 71,884.12
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Solution
The fourth proportional to 132,313.06, 182,593.26 and 71,884.12 is: 99,200.76
Step by Step Solution
- Step 1: Write the proportion equation
132,313.06 : 182,593.26 = 71,884.12 : x - Step 2: Convert to fraction form
132,313.06/182,593.26 = 71,884.12/x - Step 3: Cross multiply
132,313.06x = 182,593.26 × 71,884.12 - Step 4: Simplify right side
132,313.06x = 13,125,555,813.03 - Step 5: Solve for x
x = 13,125,555,813.03/132,313.06 - Step 6: Final answer
x = 99,200.76
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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.