Finding the Fourth Proportional to 207,935.24, 286,950.64 and 112,441.94
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Solution
The fourth proportional to 207,935.24, 286,950.64 and 112,441.94 is: 155,169.88
Step by Step Solution
- Step 1: Write the proportion equation
207,935.24 : 286,950.64 = 112,441.94 : x - Step 2: Convert to fraction form
207,935.24/286,950.64 = 112,441.94/x - Step 3: Cross multiply
207,935.24x = 286,950.64 × 112,441.94 - Step 4: Simplify right side
207,935.24x = 32,265,286,645.84 - Step 5: Solve for x
x = 32,265,286,645.84/207,935.24 - Step 6: Final answer
x = 155,169.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.