Finding the Fourth Proportional to 68,394.94, 102,543.26 and 32,351.41
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Solution
The fourth proportional to 68,394.94, 102,543.26 and 32,351.41 is: 48,503.86
Step by Step Solution
- Step 1: Write the proportion equation
68,394.94 : 102,543.26 = 32,351.41 : x - Step 2: Convert to fraction form
68,394.94/102,543.26 = 32,351.41/x - Step 3: Cross multiply
68,394.94x = 102,543.26 × 32,351.41 - Step 4: Simplify right side
68,394.94x = 3,317,418,885.24 - Step 5: Solve for x
x = 3,317,418,885.24/68,394.94 - Step 6: Final answer
x = 48,503.86
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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.