Finding the Fourth Proportional to 125,395.26, 187,960.65 and 41,133.42
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Solution
The fourth proportional to 125,395.26, 187,960.65 and 41,133.42 is: 61,656.75
Step by Step Solution
- Step 1: Write the proportion equation
125,395.26 : 187,960.65 = 41,133.42 : x - Step 2: Convert to fraction form
125,395.26/187,960.65 = 41,133.42/x - Step 3: Cross multiply
125,395.26x = 187,960.65 × 41,133.42 - Step 4: Simplify right side
125,395.26x = 7,731,464,359.92 - Step 5: Solve for x
x = 7,731,464,359.92/125,395.26 - Step 6: Final answer
x = 61,656.75
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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.