Finding the Fourth Proportional to 235,197.45, 352,839.90 and 77,436.99
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Solution
The fourth proportional to 235,197.45, 352,839.90 and 77,436.99 is: 116,169.88
Step by Step Solution
- Step 1: Write the proportion equation
235,197.45 : 352,839.90 = 77,436.99 : x - Step 2: Convert to fraction form
235,197.45/352,839.90 = 77,436.99/x - Step 3: Cross multiply
235,197.45x = 352,839.90 × 77,436.99 - Step 4: Simplify right side
235,197.45x = 27,322,859,807.90 - Step 5: Solve for x
x = 27,322,859,807.90/235,197.45 - Step 6: Final answer
x = 116,169.88
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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.