Finding the Fourth Proportional to 161,163.05, 241,515.35 and 118,709.28
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Solution
The fourth proportional to 161,163.05, 241,515.35 and 118,709.28 is: 177,895.08
Step by Step Solution
- Step 1: Write the proportion equation
161,163.05 : 241,515.35 = 118,709.28 : x - Step 2: Convert to fraction form
161,163.05/241,515.35 = 118,709.28/x - Step 3: Cross multiply
161,163.05x = 241,515.35 × 118,709.28 - Step 4: Simplify right side
161,163.05x = 28,670,112,713.90 - Step 5: Solve for x
x = 28,670,112,713.90/161,163.05 - Step 6: Final answer
x = 177,895.08
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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.