Finding the Fourth Proportional to 125,753.22, 188,629.81 and 37,006.75
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Solution
The fourth proportional to 125,753.22, 188,629.81 and 37,006.75 is: 55,510.11
Step by Step Solution
- Step 1: Write the proportion equation
125,753.22 : 188,629.81 = 37,006.75 : x - Step 2: Convert to fraction form
125,753.22/188,629.81 = 37,006.75/x - Step 3: Cross multiply
125,753.22x = 188,629.81 × 37,006.75 - Step 4: Simplify right side
125,753.22x = 6,980,575,657.13 - Step 5: Solve for x
x = 6,980,575,657.13/125,753.22 - Step 6: Final answer
x = 55,510.11
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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.