Finding the Fourth Proportional to 88,184.57, 121,664.84 and 57,967.52
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Solution
The fourth proportional to 88,184.57, 121,664.84 and 57,967.52 is: 79,975.54
Step by Step Solution
- Step 1: Write the proportion equation
88,184.57 : 121,664.84 = 57,967.52 : x - Step 2: Convert to fraction form
88,184.57/121,664.84 = 57,967.52/x - Step 3: Cross multiply
88,184.57x = 121,664.84 × 57,967.52 - Step 4: Simplify right side
88,184.57x = 7,052,608,147.84 - Step 5: Solve for x
x = 7,052,608,147.84/88,184.57 - Step 6: Final answer
x = 79,975.54
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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.