Finding the Fourth Proportional to 235,950.14, 325,618.72 and 128,523.62
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Solution
The fourth proportional to 235,950.14, 325,618.72 and 128,523.62 is: 177,366.70
Step by Step Solution
- Step 1: Write the proportion equation
235,950.14 : 325,618.72 = 128,523.62 : x - Step 2: Convert to fraction form
235,950.14/325,618.72 = 128,523.62/x - Step 3: Cross multiply
235,950.14x = 325,618.72 × 128,523.62 - Step 4: Simplify right side
235,950.14x = 41,849,696,634.17 - Step 5: Solve for x
x = 41,849,696,634.17/235,950.14 - Step 6: Final answer
x = 177,366.70
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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.