Finding the Fourth Proportional to 94,674.92, 141,877.04 and 69,517.58
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Solution
The fourth proportional to 94,674.92, 141,877.04 and 69,517.58 is: 104,176.99
Step by Step Solution
- Step 1: Write the proportion equation
94,674.92 : 141,877.04 = 69,517.58 : x - Step 2: Convert to fraction form
94,674.92/141,877.04 = 69,517.58/x - Step 3: Cross multiply
94,674.92x = 141,877.04 × 69,517.58 - Step 4: Simplify right side
94,674.92x = 9,862,947,421.39 - Step 5: Solve for x
x = 9,862,947,421.39/94,674.92 - Step 6: Final answer
x = 104,176.99
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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.