Finding the Fourth Proportional to 245,305.70, 367,764.15 and 134,497.70
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Solution
The fourth proportional to 245,305.70, 367,764.15 and 134,497.70 is: 201,639.96
Step by Step Solution
- Step 1: Write the proportion equation
245,305.70 : 367,764.15 = 134,497.70 : x - Step 2: Convert to fraction form
245,305.70/367,764.15 = 134,497.70/x - Step 3: Cross multiply
245,305.70x = 367,764.15 × 134,497.70 - Step 4: Simplify right side
245,305.70x = 49,463,432,317.46 - Step 5: Solve for x
x = 49,463,432,317.46/245,305.70 - Step 6: Final answer
x = 201,639.96
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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.