Finding the Fourth Proportional to 94,403.18, 141,604.60 and 27,890.03
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Solution
The fourth proportional to 94,403.18, 141,604.60 and 27,890.03 is: 41,834.99
Step by Step Solution
- Step 1: Write the proportion equation
94,403.18 : 141,604.60 = 27,890.03 : x - Step 2: Convert to fraction form
94,403.18/141,604.60 = 27,890.03/x - Step 3: Cross multiply
94,403.18x = 141,604.60 × 27,890.03 - Step 4: Simplify right side
94,403.18x = 3,949,356,402.69 - Step 5: Solve for x
x = 3,949,356,402.69/94,403.18 - Step 6: Final answer
x = 41,834.99
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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.