Finding the Fourth Proportional to 132,226.10, 182,467.03 and 71,795.43
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Solution
The fourth proportional to 132,226.10, 182,467.03 and 71,795.43 is: 99,074.99
Step by Step Solution
- Step 1: Write the proportion equation
132,226.10 : 182,467.03 = 71,795.43 : x - Step 2: Convert to fraction form
132,226.10/182,467.03 = 71,795.43/x - Step 3: Cross multiply
132,226.10x = 182,467.03 × 71,795.43 - Step 4: Simplify right side
132,226.10x = 13,100,298,700.18 - Step 5: Solve for x
x = 13,100,298,700.18/132,226.10 - Step 6: Final answer
x = 99,074.99
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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.