Finding the Fourth Proportional to 125,114.28, 187,669.79 and 50,233.07
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Solution
The fourth proportional to 125,114.28, 187,669.79 and 50,233.07 is: 75,348.95
Step by Step Solution
- Step 1: Write the proportion equation
125,114.28 : 187,669.79 = 50,233.07 : x - Step 2: Convert to fraction form
125,114.28/187,669.79 = 50,233.07/x - Step 3: Cross multiply
125,114.28x = 187,669.79 × 50,233.07 - Step 4: Simplify right side
125,114.28x = 9,427,229,697.96 - Step 5: Solve for x
x = 9,427,229,697.96/125,114.28 - Step 6: Final answer
x = 75,348.95
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1.5x scale
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.