Finding the Fourth Proportional to 134,350.23, 185,326.31 and 83,961.75
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Solution
The fourth proportional to 134,350.23, 185,326.31 and 83,961.75 is: 115,819.09
Step by Step Solution
- Step 1: Write the proportion equation
134,350.23 : 185,326.31 = 83,961.75 : x - Step 2: Convert to fraction form
134,350.23/185,326.31 = 83,961.75/x - Step 3: Cross multiply
134,350.23x = 185,326.31 × 83,961.75 - Step 4: Simplify right side
134,350.23x = 15,560,320,382.01 - Step 5: Solve for x
x = 15,560,320,382.01/134,350.23 - Step 6: Final answer
x = 115,819.09
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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.