Finding the Fourth Proportional to 122,034.13, 182,982.66 and 83,608.99
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Solution
The fourth proportional to 122,034.13, 182,982.66 and 83,608.99 is: 125,366.54
Step by Step Solution
- Step 1: Write the proportion equation
122,034.13 : 182,982.66 = 83,608.99 : x - Step 2: Convert to fraction form
122,034.13/182,982.66 = 83,608.99/x - Step 3: Cross multiply
122,034.13x = 182,982.66 × 83,608.99 - Step 4: Simplify right side
122,034.13x = 15,298,996,118.70 - Step 5: Solve for x
x = 15,298,996,118.70/122,034.13 - Step 6: Final answer
x = 125,366.54
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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.