Finding the Fourth Proportional to 114,161.30, 157,605.93 and 68,850.81
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Solution
The fourth proportional to 114,161.30, 157,605.93 and 68,850.81 is: 95,052.31
Step by Step Solution
- Step 1: Write the proportion equation
114,161.30 : 157,605.93 = 68,850.81 : x - Step 2: Convert to fraction form
114,161.30/157,605.93 = 68,850.81/x - Step 3: Cross multiply
114,161.30x = 157,605.93 × 68,850.81 - Step 4: Simplify right side
114,161.30x = 10,851,295,153.27 - Step 5: Solve for x
x = 10,851,295,153.27/114,161.30 - Step 6: Final answer
x = 95,052.31
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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.