Finding the Fourth Proportional to 80,950.14, 121,426.02 and 24,790.14
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Solution
The fourth proportional to 80,950.14, 121,426.02 and 24,790.14 is: 37,185.46
Step by Step Solution
- Step 1: Write the proportion equation
80,950.14 : 121,426.02 = 24,790.14 : x - Step 2: Convert to fraction form
80,950.14/121,426.02 = 24,790.14/x - Step 3: Cross multiply
80,950.14x = 121,426.02 × 24,790.14 - Step 4: Simplify right side
80,950.14x = 3,010,168,035.44 - Step 5: Solve for x
x = 3,010,168,035.44/80,950.14 - Step 6: Final answer
x = 37,185.46
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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.