Finding the Fourth Proportional to 129,364.44, 194,046.71 and 58,203.96
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Solution
The fourth proportional to 129,364.44, 194,046.71 and 58,203.96 is: 87,305.96
Step by Step Solution
- Step 1: Write the proportion equation
129,364.44 : 194,046.71 = 58,203.96 : x - Step 2: Convert to fraction form
129,364.44/194,046.71 = 58,203.96/x - Step 3: Cross multiply
129,364.44x = 194,046.71 × 58,203.96 - Step 4: Simplify right side
129,364.44x = 11,294,286,655.95 - Step 5: Solve for x
x = 11,294,286,655.95/129,364.44 - Step 6: Final answer
x = 87,305.96
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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.