Finding the Fourth Proportional to 125,532.88, 188,282.94 and 55,395.82
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Solution
The fourth proportional to 125,532.88, 188,282.94 and 55,395.82 is: 83,086.50
Step by Step Solution
- Step 1: Write the proportion equation
125,532.88 : 188,282.94 = 55,395.82 : x - Step 2: Convert to fraction form
125,532.88/188,282.94 = 55,395.82/x - Step 3: Cross multiply
125,532.88x = 188,282.94 × 55,395.82 - Step 4: Simplify right side
125,532.88x = 10,430,087,853.31 - Step 5: Solve for x
x = 10,430,087,853.31/125,532.88 - Step 6: Final answer
x = 83,086.50
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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.