Finding the Fourth Proportional to 215,967.14, 323,950.74 and 110,718.98
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Solution
The fourth proportional to 215,967.14, 323,950.74 and 110,718.98 is: 166,078.48
Step by Step Solution
- Step 1: Write the proportion equation
215,967.14 : 323,950.74 = 110,718.98 : x - Step 2: Convert to fraction form
215,967.14/323,950.74 = 110,718.98/x - Step 3: Cross multiply
215,967.14x = 323,950.74 × 110,718.98 - Step 4: Simplify right side
215,967.14x = 35,867,493,329.70 - Step 5: Solve for x
x = 35,867,493,329.70/215,967.14 - Step 6: Final answer
x = 166,078.48
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1.5x scale
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.