Finding the Fourth Proportional to 194,236.45, 291,278.09 and 94,367.09
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Solution
The fourth proportional to 194,236.45, 291,278.09 and 94,367.09 is: 141,513.43
Step by Step Solution
- Step 1: Write the proportion equation
194,236.45 : 291,278.09 = 94,367.09 : x - Step 2: Convert to fraction form
194,236.45/291,278.09 = 94,367.09/x - Step 3: Cross multiply
194,236.45x = 291,278.09 × 94,367.09 - Step 4: Simplify right side
194,236.45x = 27,487,066,698.17 - Step 5: Solve for x
x = 27,487,066,698.17/194,236.45 - Step 6: Final answer
x = 141,513.43
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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.