Finding the Fourth Proportional to 68,289.99, 102,368.00 and 32,741.21
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Solution
The fourth proportional to 68,289.99, 102,368.00 and 32,741.21 is: 49,079.71
Step by Step Solution
- Step 1: Write the proportion equation
68,289.99 : 102,368.00 = 32,741.21 : x - Step 2: Convert to fraction form
68,289.99/102,368.00 = 32,741.21/x - Step 3: Cross multiply
68,289.99x = 102,368.00 × 32,741.21 - Step 4: Simplify right side
68,289.99x = 3,351,652,523.05 - Step 5: Solve for x
x = 3,351,652,523.05/68,289.99 - Step 6: Final answer
x = 49,079.71
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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.