Finding the Fourth Proportional to 192,382.40, 265,349.97 and 135,034.53
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Solution
The fourth proportional to 192,382.40, 265,349.97 and 135,034.53 is: 186,250.97
Step by Step Solution
- Step 1: Write the proportion equation
192,382.40 : 265,349.97 = 135,034.53 : x - Step 2: Convert to fraction form
192,382.40/265,349.97 = 135,034.53/x - Step 3: Cross multiply
192,382.40x = 265,349.97 × 135,034.53 - Step 4: Simplify right side
192,382.40x = 35,831,408,484.46 - Step 5: Solve for x
x = 35,831,408,484.46/192,382.40 - Step 6: Final answer
x = 186,250.97
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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.