Finding the Fourth Proportional to 95,605.46, 131,935.64 and 53,163.08
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Solution
The fourth proportional to 95,605.46, 131,935.64 and 53,163.08 is: 73,365.11
Step by Step Solution
- Step 1: Write the proportion equation
95,605.46 : 131,935.64 = 53,163.08 : x - Step 2: Convert to fraction form
95,605.46/131,935.64 = 53,163.08/x - Step 3: Cross multiply
95,605.46x = 131,935.64 × 53,163.08 - Step 4: Simplify right side
95,605.46x = 7,014,104,984.17 - Step 5: Solve for x
x = 7,014,104,984.17/95,605.46 - Step 6: Final answer
x = 73,365.11
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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.