Finding the Fourth Proportional to 171,647.62, 257,542.50 and 92,668.98
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Solution
The fourth proportional to 171,647.62, 257,542.50 and 92,668.98 is: 139,041.84
Step by Step Solution
- Step 1: Write the proportion equation
171,647.62 : 257,542.50 = 92,668.98 : x - Step 2: Convert to fraction form
171,647.62/257,542.50 = 92,668.98/x - Step 3: Cross multiply
171,647.62x = 257,542.50 × 92,668.98 - Step 4: Simplify right side
171,647.62x = 23,866,200,781.65 - Step 5: Solve for x
x = 23,866,200,781.65/171,647.62 - Step 6: Final answer
x = 139,041.84
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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.