Finding the Fourth Proportional to 177,433.20, 266,149.80 and 174,517.20
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Solution
The fourth proportional to 177,433.20, 266,149.80 and 174,517.20 is: 261,775.80
Step by Step Solution
- Step 1: Write the proportion equation
177,433.20 : 266,149.80 = 174,517.20 : x - Step 2: Convert to fraction form
177,433.20/266,149.80 = 174,517.20/x - Step 3: Cross multiply
177,433.20x = 266,149.80 × 174,517.20 - Step 4: Simplify right side
177,433.20x = 46,447,717,876.56 - Step 5: Solve for x
x = 46,447,717,876.56/177,433.20 - Step 6: Final answer
x = 261,775.80
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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.