Finding the Fourth Proportional to 192,383.40, 265,351.35 and 135,035.53
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Solution
The fourth proportional to 192,383.40, 265,351.35 and 135,035.53 is: 186,252.35
Step by Step Solution
- Step 1: Write the proportion equation
192,383.40 : 265,351.35 = 135,035.53 : x - Step 2: Convert to fraction form
192,383.40/265,351.35 = 135,035.53/x - Step 3: Cross multiply
192,383.40x = 265,351.35 × 135,035.53 - Step 4: Simplify right side
192,383.40x = 35,831,860,183.47 - Step 5: Solve for x
x = 35,831,860,183.47/192,383.40 - Step 6: Final answer
x = 186,252.35
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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.