Finding the Fourth Proportional to 113,668.05, 170,502.10 and 50,473.32
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Solution
The fourth proportional to 113,668.05, 170,502.10 and 50,473.32 is: 75,709.99
Step by Step Solution
- Step 1: Write the proportion equation
113,668.05 : 170,502.10 = 50,473.32 : x - Step 2: Convert to fraction form
113,668.05/170,502.10 = 50,473.32/x - Step 3: Cross multiply
113,668.05x = 170,502.10 × 50,473.32 - Step 4: Simplify right side
113,668.05x = 8,605,807,053.97 - Step 5: Solve for x
x = 8,605,807,053.97/113,668.05 - Step 6: Final answer
x = 75,709.99
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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.