Finding the Fourth Proportional to 83,841.40, 125,735.37 and 27,671.08
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Solution
The fourth proportional to 83,841.40, 125,735.37 and 27,671.08 is: 41,497.80
Step by Step Solution
- Step 1: Write the proportion equation
83,841.40 : 125,735.37 = 27,671.08 : x - Step 2: Convert to fraction form
83,841.40/125,735.37 = 27,671.08/x - Step 3: Cross multiply
83,841.40x = 125,735.37 × 27,671.08 - Step 4: Simplify right side
83,841.40x = 3,479,233,482.10 - Step 5: Solve for x
x = 3,479,233,482.10/83,841.40 - Step 6: Final answer
x = 41,497.80
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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.