Finding the Fourth Proportional to 96,717.62, 145,029.77 and 40,542.65
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Solution
The fourth proportional to 96,717.62, 145,029.77 and 40,542.65 is: 60,794.41
Step by Step Solution
- Step 1: Write the proportion equation
96,717.62 : 145,029.77 = 40,542.65 : x - Step 2: Convert to fraction form
96,717.62/145,029.77 = 40,542.65/x - Step 3: Cross multiply
96,717.62x = 145,029.77 × 40,542.65 - Step 4: Simplify right side
96,717.62x = 5,879,890,276.83 - Step 5: Solve for x
x = 5,879,890,276.83/96,717.62 - Step 6: Final answer
x = 60,794.41
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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.