Finding the Fourth Proportional to 183,138.99, 274,216.30 and 116,216.79
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Solution
The fourth proportional to 183,138.99, 274,216.30 and 116,216.79 is: 174,012.85
Step by Step Solution
- Step 1: Write the proportion equation
183,138.99 : 274,216.30 = 116,216.79 : x - Step 2: Convert to fraction form
183,138.99/274,216.30 = 116,216.79/x - Step 3: Cross multiply
183,138.99x = 274,216.30 × 116,216.79 - Step 4: Simplify right side
183,138.99x = 31,868,538,151.68 - Step 5: Solve for x
x = 31,868,538,151.68/183,138.99 - Step 6: Final answer
x = 174,012.85
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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.