Finding the Fourth Proportional to 177,351.20, 266,199.60 and 88,704.80
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Solution
The fourth proportional to 177,351.20, 266,199.60 and 88,704.80 is: 133,143.63
Step by Step Solution
- Step 1: Write the proportion equation
177,351.20 : 266,199.60 = 88,704.80 : x - Step 2: Convert to fraction form
177,351.20/266,199.60 = 88,704.80/x - Step 3: Cross multiply
177,351.20x = 266,199.60 × 88,704.80 - Step 4: Simplify right side
177,351.20x = 23,613,182,278.08 - Step 5: Solve for x
x = 23,613,182,278.08/177,351.20 - Step 6: Final answer
x = 133,143.63
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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.