Finding the Fourth Proportional to 177,232.80, 265,201.20 and 130,576.80
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Solution
The fourth proportional to 177,232.80, 265,201.20 and 130,576.80 is: 195,387.78
Step by Step Solution
- Step 1: Write the proportion equation
177,232.80 : 265,201.20 = 130,576.80 : x - Step 2: Convert to fraction form
177,232.80/265,201.20 = 130,576.80/x - Step 3: Cross multiply
177,232.80x = 265,201.20 × 130,576.80 - Step 4: Simplify right side
177,232.80x = 34,629,124,052.16 - Step 5: Solve for x
x = 34,629,124,052.16/177,232.80 - Step 6: Final answer
x = 195,387.78
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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.