Finding the Fourth Proportional to 161,249.73, 241,812.35 and 53,153.14
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Solution
The fourth proportional to 161,249.73, 241,812.35 and 53,153.14 is: 79,709.19
Step by Step Solution
- Step 1: Write the proportion equation
161,249.73 : 241,812.35 = 53,153.14 : x - Step 2: Convert to fraction form
161,249.73/241,812.35 = 53,153.14/x - Step 3: Cross multiply
161,249.73x = 241,812.35 × 53,153.14 - Step 4: Simplify right side
161,249.73x = 12,853,084,484.22 - Step 5: Solve for x
x = 12,853,084,484.22/161,249.73 - Step 6: Final answer
x = 79,709.19
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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.