Finding the Fourth Proportional to 117,615.36, 176,396.48 and 34,515.84
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Solution
The fourth proportional to 117,615.36, 176,396.48 and 34,515.84 is: 51,765.97
Step by Step Solution
- Step 1: Write the proportion equation
117,615.36 : 176,396.48 = 34,515.84 : x - Step 2: Convert to fraction form
117,615.36/176,396.48 = 34,515.84/x - Step 3: Cross multiply
117,615.36x = 176,396.48 × 34,515.84 - Step 4: Simplify right side
117,615.36x = 6,088,472,680.24 - Step 5: Solve for x
x = 6,088,472,680.24/117,615.36 - Step 6: Final answer
x = 51,765.97
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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.