Finding the Fourth Proportional to 235,367.12, 353,400.12 and 231,168.08
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Solution
The fourth proportional to 235,367.12, 353,400.12 and 231,168.08 is: 347,095.33
Step by Step Solution
- Step 1: Write the proportion equation
235,367.12 : 353,400.12 = 231,168.08 : x - Step 2: Convert to fraction form
235,367.12/353,400.12 = 231,168.08/x - Step 3: Cross multiply
235,367.12x = 353,400.12 × 231,168.08 - Step 4: Simplify right side
235,367.12x = 81,694,827,212.17 - Step 5: Solve for x
x = 81,694,827,212.17/235,367.12 - Step 6: Final answer
x = 347,095.33
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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.