Finding the Fourth Proportional to 215,480.36, 323,112.40 and 125,552.12
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Solution
The fourth proportional to 215,480.36, 323,112.40 and 125,552.12 is: 188,265.17
Step by Step Solution
- Step 1: Write the proportion equation
215,480.36 : 323,112.40 = 125,552.12 : x - Step 2: Convert to fraction form
215,480.36/323,112.40 = 125,552.12/x - Step 3: Cross multiply
215,480.36x = 323,112.40 × 125,552.12 - Step 4: Simplify right side
215,480.36x = 40,567,446,818.29 - Step 5: Solve for x
x = 40,567,446,818.29/215,480.36 - Step 6: Final answer
x = 188,265.17
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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.