Finding the Fourth Proportional to 175,805.81, 263,715.99 and 51,146.81
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Solution
The fourth proportional to 175,805.81, 263,715.99 and 51,146.81 is: 76,722.33
Step by Step Solution
- Step 1: Write the proportion equation
175,805.81 : 263,715.99 = 51,146.81 : x - Step 2: Convert to fraction form
175,805.81/263,715.99 = 51,146.81/x - Step 3: Cross multiply
175,805.81x = 263,715.99 × 51,146.81 - Step 4: Simplify right side
175,805.81x = 13,488,231,634.49 - Step 5: Solve for x
x = 13,488,231,634.49/175,805.81 - Step 6: Final answer
x = 76,722.33
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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.