Finding the Fourth Proportional to 95,833.68, 143,559.36 and 45,163.44
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Solution
The fourth proportional to 95,833.68, 143,559.36 and 45,163.44 is: 67,655.07
Step by Step Solution
- Step 1: Write the proportion equation
95,833.68 : 143,559.36 = 45,163.44 : x - Step 2: Convert to fraction form
95,833.68/143,559.36 = 45,163.44/x - Step 3: Cross multiply
95,833.68x = 143,559.36 × 45,163.44 - Step 4: Simplify right side
95,833.68x = 6,483,634,541.80 - Step 5: Solve for x
x = 6,483,634,541.80/95,833.68 - Step 6: Final answer
x = 67,655.07
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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.