Finding the Fourth Proportional to 125,149.11, 187,700.99 and 50,266.23
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Solution
The fourth proportional to 125,149.11, 187,700.99 and 50,266.23 is: 75,390.24
Step by Step Solution
- Step 1: Write the proportion equation
125,149.11 : 187,700.99 = 50,266.23 : x - Step 2: Convert to fraction form
125,149.11/187,700.99 = 50,266.23/x - Step 3: Cross multiply
125,149.11x = 187,700.99 × 50,266.23 - Step 4: Simplify right side
125,149.11x = 9,435,020,883.24 - Step 5: Solve for x
x = 9,435,020,883.24/125,149.11 - Step 6: Final answer
x = 75,390.24
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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.