Finding the Fourth Proportional to 117,512.61, 176,334.41 and 63,476.19
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Solution
The fourth proportional to 117,512.61, 176,334.41 and 63,476.19 is: 95,249.66
Step by Step Solution
- Step 1: Write the proportion equation
117,512.61 : 176,334.41 = 63,476.19 : x - Step 2: Convert to fraction form
117,512.61/176,334.41 = 63,476.19/x - Step 3: Cross multiply
117,512.61x = 176,334.41 × 63,476.19 - Step 4: Simplify right side
117,512.61x = 11,193,036,512.70 - Step 5: Solve for x
x = 11,193,036,512.70/117,512.61 - Step 6: Final answer
x = 95,249.66
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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.