Finding the Fourth Proportional to 125,331.04, 187,949.77 and 50,425.88
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Solution
The fourth proportional to 125,331.04, 187,949.77 and 50,425.88 is: 75,619.99
Step by Step Solution
- Step 1: Write the proportion equation
125,331.04 : 187,949.77 = 50,425.88 : x - Step 2: Convert to fraction form
125,331.04/187,949.77 = 50,425.88/x - Step 3: Cross multiply
125,331.04x = 187,949.77 × 50,425.88 - Step 4: Simplify right side
125,331.04x = 9,477,532,548.05 - Step 5: Solve for x
x = 9,477,532,548.05/125,331.04 - Step 6: Final answer
x = 75,619.99
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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.