Finding the Fourth Proportional to 160,163.41, 220,988.83 and 95,620.08
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Solution
The fourth proportional to 160,163.41, 220,988.83 and 95,620.08 is: 131,933.82
Step by Step Solution
- Step 1: Write the proportion equation
160,163.41 : 220,988.83 = 95,620.08 : x - Step 2: Convert to fraction form
160,163.41/220,988.83 = 95,620.08/x - Step 3: Cross multiply
160,163.41x = 220,988.83 × 95,620.08 - Step 4: Simplify right side
160,163.41x = 21,130,970,330.82 - Step 5: Solve for x
x = 21,130,970,330.82/160,163.41 - Step 6: Final answer
x = 131,933.82
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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.