Finding the Fourth Proportional to 125,149.07, 187,709.02 and 50,266.19
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Solution
The fourth proportional to 125,149.07, 187,709.02 and 50,266.19 is: 75,393.43
Step by Step Solution
- Step 1: Write the proportion equation
125,149.07 : 187,709.02 = 50,266.19 : x - Step 2: Convert to fraction form
125,149.07/187,709.02 = 50,266.19/x - Step 3: Cross multiply
125,149.07x = 187,709.02 × 50,266.19 - Step 4: Simplify right side
125,149.07x = 9,435,417,264.03 - Step 5: Solve for x
x = 9,435,417,264.03/125,149.07 - Step 6: Final answer
x = 75,393.43
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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.