Finding the Fourth Proportional to 182,776.12, 252,229.62 and 102,203.80
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Solution
The fourth proportional to 182,776.12, 252,229.62 and 102,203.80 is: 141,040.45
Step by Step Solution
- Step 1: Write the proportion equation
182,776.12 : 252,229.62 = 102,203.80 : x - Step 2: Convert to fraction form
182,776.12/252,229.62 = 102,203.80/x - Step 3: Cross multiply
182,776.12x = 252,229.62 × 102,203.80 - Step 4: Simplify right side
182,776.12x = 25,778,825,636.56 - Step 5: Solve for x
x = 25,778,825,636.56/182,776.12 - Step 6: Final answer
x = 141,040.45
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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.