Finding the Fourth Proportional to 92,599.38, 127,786.71 and 50,157.99
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Solution
The fourth proportional to 92,599.38, 127,786.71 and 50,157.99 is: 69,217.79
Step by Step Solution
- Step 1: Write the proportion equation
92,599.38 : 127,786.71 = 50,157.99 : x - Step 2: Convert to fraction form
92,599.38/127,786.71 = 50,157.99/x - Step 3: Cross multiply
92,599.38x = 127,786.71 × 50,157.99 - Step 4: Simplify right side
92,599.38x = 6,409,524,522.31 - Step 5: Solve for x
x = 6,409,524,522.31/92,599.38 - Step 6: Final answer
x = 69,217.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.