Finding the Fourth Proportional to 266,364.12, 367,593.66 and 153,186.96
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Solution
The fourth proportional to 266,364.12, 367,593.66 and 153,186.96 is: 211,404.43
Step by Step Solution
- Step 1: Write the proportion equation
266,364.12 : 367,593.66 = 153,186.96 : x - Step 2: Convert to fraction form
266,364.12/367,593.66 = 153,186.96/x - Step 3: Cross multiply
266,364.12x = 367,593.66 × 153,186.96 - Step 4: Simplify right side
266,364.12x = 56,310,555,290.67 - Step 5: Solve for x
x = 56,310,555,290.67/266,364.12 - Step 6: Final answer
x = 211,404.43
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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.