Finding the Fourth Proportional to 129,497.13, 194,273.48 and 73,364.13
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Solution
The fourth proportional to 129,497.13, 194,273.48 and 73,364.13 is: 110,061.94
Step by Step Solution
- Step 1: Write the proportion equation
129,497.13 : 194,273.48 = 73,364.13 : x - Step 2: Convert to fraction form
129,497.13/194,273.48 = 73,364.13/x - Step 3: Cross multiply
129,497.13x = 194,273.48 × 73,364.13 - Step 4: Simplify right side
129,497.13x = 14,252,704,842.27 - Step 5: Solve for x
x = 14,252,704,842.27/129,497.13 - Step 6: Final answer
x = 110,061.94
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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.