Finding the Fourth Proportional to 177,714.56, 266,613.51 and 121,581.09
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Solution
The fourth proportional to 177,714.56, 266,613.51 and 121,581.09 is: 182,400.15
Step by Step Solution
- Step 1: Write the proportion equation
177,714.56 : 266,613.51 = 121,581.09 : x - Step 2: Convert to fraction form
177,714.56/266,613.51 = 121,581.09/x - Step 3: Cross multiply
177,714.56x = 266,613.51 × 121,581.09 - Step 4: Simplify right side
177,714.56x = 32,415,161,154.53 - Step 5: Solve for x
x = 32,415,161,154.53/177,714.56 - Step 6: Final answer
x = 182,400.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.