Finding the Fourth Proportional to 125,602.70, 188,425.17 and 41,387.13
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Solution
The fourth proportional to 125,602.70, 188,425.17 and 41,387.13 is: 62,087.66
Step by Step Solution
- Step 1: Write the proportion equation
125,602.70 : 188,425.17 = 41,387.13 : x - Step 2: Convert to fraction form
125,602.70/188,425.17 = 41,387.13/x - Step 3: Cross multiply
125,602.70x = 188,425.17 × 41,387.13 - Step 4: Simplify right side
125,602.70x = 7,798,377,006.06 - Step 5: Solve for x
x = 7,798,377,006.06/125,602.70 - Step 6: Final answer
x = 62,087.66
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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.