Finding the Fourth Proportional to 83,557.80, 125,340.80 and 27,375.12
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Solution
The fourth proportional to 83,557.80, 125,340.80 and 27,375.12 is: 41,064.02
Step by Step Solution
- Step 1: Write the proportion equation
83,557.80 : 125,340.80 = 27,375.12 : x - Step 2: Convert to fraction form
83,557.80/125,340.80 = 27,375.12/x - Step 3: Cross multiply
83,557.80x = 125,340.80 × 27,375.12 - Step 4: Simplify right side
83,557.80x = 3,431,219,304.02 - Step 5: Solve for x
x = 3,431,219,304.02/83,557.80 - Step 6: Final answer
x = 41,064.02
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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.