Finding the Fourth Proportional to 75,614.41, 113,438.04 and 23,022.53
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Solution
The fourth proportional to 75,614.41, 113,438.04 and 23,022.53 is: 34,538.79
Step by Step Solution
- Step 1: Write the proportion equation
75,614.41 : 113,438.04 = 23,022.53 : x - Step 2: Convert to fraction form
75,614.41/113,438.04 = 23,022.53/x - Step 3: Cross multiply
75,614.41x = 113,438.04 × 23,022.53 - Step 4: Simplify right side
75,614.41x = 2,611,630,450.91 - Step 5: Solve for x
x = 2,611,630,450.91/75,614.41 - Step 6: Final answer
x = 34,538.79
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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.