Finding the Fourth Proportional to 285,684.51, 428,532.84 and 96,150.63
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Solution
The fourth proportional to 285,684.51, 428,532.84 and 96,150.63 is: 144,227.99
Step by Step Solution
- Step 1: Write the proportion equation
285,684.51 : 428,532.84 = 96,150.63 : x - Step 2: Convert to fraction form
285,684.51/428,532.84 = 96,150.63/x - Step 3: Cross multiply
285,684.51x = 428,532.84 × 96,150.63 - Step 4: Simplify right side
285,684.51x = 41,203,702,541.69 - Step 5: Solve for x
x = 41,203,702,541.69/285,684.51 - Step 6: Final answer
x = 144,227.99
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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.