Finding the Fourth Proportional to 121,552.25, 182,335.20 and 32,812.75
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Solution
The fourth proportional to 121,552.25, 182,335.20 and 32,812.75 is: 49,220.96
Step by Step Solution
- Step 1: Write the proportion equation
121,552.25 : 182,335.20 = 32,812.75 : x - Step 2: Convert to fraction form
121,552.25/182,335.20 = 32,812.75/x - Step 3: Cross multiply
121,552.25x = 182,335.20 × 32,812.75 - Step 4: Simplify right side
121,552.25x = 5,982,918,597.61 - Step 5: Solve for x
x = 5,982,918,597.61/121,552.25 - Step 6: Final answer
x = 49,220.96
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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.