Finding the Fourth Proportional to 108,066.11, 162,107.36 and 29,179.19
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Solution
The fourth proportional to 108,066.11, 162,107.36 and 29,179.19 is: 43,770.99
Step by Step Solution
- Step 1: Write the proportion equation
108,066.11 : 162,107.36 = 29,179.19 : x - Step 2: Convert to fraction form
108,066.11/162,107.36 = 29,179.19/x - Step 3: Cross multiply
108,066.11x = 162,107.36 × 29,179.19 - Step 4: Simplify right side
108,066.11x = 4,730,160,501.41 - Step 5: Solve for x
x = 4,730,160,501.41/108,066.11 - Step 6: Final answer
x = 43,770.99
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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.