Finding the Fourth Proportional to 90,537.26, 124,947.26 and 50,251.03
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Solution
The fourth proportional to 90,537.26, 124,947.26 and 50,251.03 is: 69,349.66
Step by Step Solution
- Step 1: Write the proportion equation
90,537.26 : 124,947.26 = 50,251.03 : x - Step 2: Convert to fraction form
90,537.26/124,947.26 = 50,251.03/x - Step 3: Cross multiply
90,537.26x = 124,947.26 × 50,251.03 - Step 4: Simplify right side
90,537.26x = 6,278,727,634.69 - Step 5: Solve for x
x = 6,278,727,634.69/90,537.26 - Step 6: Final answer
x = 69,349.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.