Finding the Fourth Proportional to 94,539.68, 141,834.12 and 35,379.92
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Solution
The fourth proportional to 94,539.68, 141,834.12 and 35,379.92 is: 53,079.09
Step by Step Solution
- Step 1: Write the proportion equation
94,539.68 : 141,834.12 = 35,379.92 : x - Step 2: Convert to fraction form
94,539.68/141,834.12 = 35,379.92/x - Step 3: Cross multiply
94,539.68x = 141,834.12 × 35,379.92 - Step 4: Simplify right side
94,539.68x = 5,018,079,818.87 - Step 5: Solve for x
x = 5,018,079,818.87/94,539.68 - Step 6: Final answer
x = 53,079.09
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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.