Finding the Fourth Proportional to 201,825.06, 278,497.66 and 124,288.39
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Solution
The fourth proportional to 201,825.06, 278,497.66 and 124,288.39 is: 171,505.09
Step by Step Solution
- Step 1: Write the proportion equation
201,825.06 : 278,497.66 = 124,288.39 : x - Step 2: Convert to fraction form
201,825.06/278,497.66 = 124,288.39/x - Step 3: Cross multiply
201,825.06x = 278,497.66 × 124,288.39 - Step 4: Simplify right side
201,825.06x = 34,614,025,780.17 - Step 5: Solve for x
x = 34,614,025,780.17/201,825.06 - Step 6: Final answer
x = 171,505.09
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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.