Finding the Fourth Proportional to 134,990.46, 202,450.14 and 40,195.08
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Solution
The fourth proportional to 134,990.46, 202,450.14 and 40,195.08 is: 60,282.03
Step by Step Solution
- Step 1: Write the proportion equation
134,990.46 : 202,450.14 = 40,195.08 : x - Step 2: Convert to fraction form
134,990.46/202,450.14 = 40,195.08/x - Step 3: Cross multiply
134,990.46x = 202,450.14 × 40,195.08 - Step 4: Simplify right side
134,990.46x = 8,137,499,573.31 - Step 5: Solve for x
x = 8,137,499,573.31/134,990.46 - Step 6: Final answer
x = 60,282.03
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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.