Finding the Fourth Proportional to 88,813.29, 122,558.70 and 48,528.44
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Solution
The fourth proportional to 88,813.29, 122,558.70 and 48,528.44 is: 66,967.26
Step by Step Solution
- Step 1: Write the proportion equation
88,813.29 : 122,558.70 = 48,528.44 : x - Step 2: Convert to fraction form
88,813.29/122,558.70 = 48,528.44/x - Step 3: Cross multiply
88,813.29x = 122,558.70 × 48,528.44 - Step 4: Simplify right side
88,813.29x = 5,947,582,519.43 - Step 5: Solve for x
x = 5,947,582,519.43/88,813.29 - Step 6: Final answer
x = 66,967.26
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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.