Finding the Fourth Proportional to 83,762.26, 125,658.78 and 27,605.68
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Solution
The fourth proportional to 83,762.26, 125,658.78 and 27,605.68 is: 41,413.59
Step by Step Solution
- Step 1: Write the proportion equation
83,762.26 : 125,658.78 = 27,605.68 : x - Step 2: Convert to fraction form
83,762.26/125,658.78 = 27,605.68/x - Step 3: Cross multiply
83,762.26x = 125,658.78 × 27,605.68 - Step 4: Simplify right side
83,762.26x = 3,468,896,069.87 - Step 5: Solve for x
x = 3,468,896,069.87/83,762.26 - Step 6: Final answer
x = 41,413.59
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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.