Finding the Fourth Proportional to 88,868.95, 122,639.47 and 48,583.19
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Solution
The fourth proportional to 88,868.95, 122,639.47 and 48,583.19 is: 67,044.98
Step by Step Solution
- Step 1: Write the proportion equation
88,868.95 : 122,639.47 = 48,583.19 : x - Step 2: Convert to fraction form
88,868.95/122,639.47 = 48,583.19/x - Step 3: Cross multiply
88,868.95x = 122,639.47 × 48,583.19 - Step 4: Simplify right side
88,868.95x = 5,958,216,857.65 - Step 5: Solve for x
x = 5,958,216,857.65/88,868.95 - Step 6: Final answer
x = 67,044.98
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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.