Finding the Fourth Proportional to 182,655.18, 251,930.70 and 122,119.02
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Solution
The fourth proportional to 182,655.18, 251,930.70 and 122,119.02 is: 168,435.03
Step by Step Solution
- Step 1: Write the proportion equation
182,655.18 : 251,930.70 = 122,119.02 : x - Step 2: Convert to fraction form
182,655.18/251,930.70 = 122,119.02/x - Step 3: Cross multiply
182,655.18x = 251,930.70 × 122,119.02 - Step 4: Simplify right side
182,655.18x = 30,765,530,191.91 - Step 5: Solve for x
x = 30,765,530,191.91/182,655.18 - Step 6: Final answer
x = 168,435.03
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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.