Finding the Fourth Proportional to 266,375.12, 367,608.86 and 153,197.96
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Solution
The fourth proportional to 266,375.12, 367,608.86 and 153,197.96 is: 211,419.62
Step by Step Solution
- Step 1: Write the proportion equation
266,375.12 : 367,608.86 = 153,197.96 : x - Step 2: Convert to fraction form
266,375.12/367,608.86 = 153,197.96/x - Step 3: Cross multiply
266,375.12x = 367,608.86 × 153,197.96 - Step 4: Simplify right side
266,375.12x = 56,316,927,429.93 - Step 5: Solve for x
x = 56,316,927,429.93/266,375.12 - Step 6: Final answer
x = 211,419.62
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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.