Finding the Fourth Proportional to 150,268.06, 207,646.23 and 107,759.26
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Solution
The fourth proportional to 150,268.06, 207,646.23 and 107,759.26 is: 148,905.92
Step by Step Solution
- Step 1: Write the proportion equation
150,268.06 : 207,646.23 = 107,759.26 : x - Step 2: Convert to fraction form
150,268.06/207,646.23 = 107,759.26/x - Step 3: Cross multiply
150,268.06x = 207,646.23 × 107,759.26 - Step 4: Simplify right side
150,268.06x = 22,375,804,086.59 - Step 5: Solve for x
x = 22,375,804,086.59/150,268.06 - Step 6: Final answer
x = 148,905.92
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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.