Finding the Fourth Proportional to 182,145.62, 251,355.05 and 100,473.68
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Solution
The fourth proportional to 182,145.62, 251,355.05 and 100,473.68 is: 138,650.42
Step by Step Solution
- Step 1: Write the proportion equation
182,145.62 : 251,355.05 = 100,473.68 : x - Step 2: Convert to fraction form
182,145.62/251,355.05 = 100,473.68/x - Step 3: Cross multiply
182,145.62x = 251,355.05 × 100,473.68 - Step 4: Simplify right side
182,145.62x = 25,254,566,986.10 - Step 5: Solve for x
x = 25,254,566,986.10/182,145.62 - Step 6: Final answer
x = 138,650.42
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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.