Finding the Fourth Proportional to 134,947.58, 202,544.82 and 68,433.62
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Solution
The fourth proportional to 134,947.58, 202,544.82 and 68,433.62 is: 102,713.03
Step by Step Solution
- Step 1: Write the proportion equation
134,947.58 : 202,544.82 = 68,433.62 : x - Step 2: Convert to fraction form
134,947.58/202,544.82 = 68,433.62/x - Step 3: Cross multiply
134,947.58x = 202,544.82 × 68,433.62 - Step 4: Simplify right side
134,947.58x = 13,860,874,232.12 - Step 5: Solve for x
x = 13,860,874,232.12/134,947.58 - Step 6: Final answer
x = 102,713.03
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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.