Finding the Fourth Proportional to 170,163.36, 255,246.84 and 70,254.72
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Solution
The fourth proportional to 170,163.36, 255,246.84 and 70,254.72 is: 105,382.82
Step by Step Solution
- Step 1: Write the proportion equation
170,163.36 : 255,246.84 = 70,254.72 : x - Step 2: Convert to fraction form
170,163.36/255,246.84 = 70,254.72/x - Step 3: Cross multiply
170,163.36x = 255,246.84 × 70,254.72 - Step 4: Simplify right side
170,163.36x = 17,932,295,275.08 - Step 5: Solve for x
x = 17,932,295,275.08/170,163.36 - Step 6: Final answer
x = 105,382.82
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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.