Finding the Fourth Proportional to 88,468.81, 122,083.14 and 48,182.65
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Solution
The fourth proportional to 88,468.81, 122,083.14 and 48,182.65 is: 66,489.98
Step by Step Solution
- Step 1: Write the proportion equation
88,468.81 : 122,083.14 = 48,182.65 : x - Step 2: Convert to fraction form
88,468.81/122,083.14 = 48,182.65/x - Step 3: Cross multiply
88,468.81x = 122,083.14 × 48,182.65 - Step 4: Simplify right side
88,468.81x = 5,882,289,205.52 - Step 5: Solve for x
x = 5,882,289,205.52/88,468.81 - Step 6: Final answer
x = 66,489.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.