Finding the Fourth Proportional to 88,454.60, 122,068.68 and 48,170.24
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Solution
The fourth proportional to 88,454.60, 122,068.68 and 48,170.24 is: 66,475.66
Step by Step Solution
- Step 1: Write the proportion equation
88,454.60 : 122,068.68 = 48,170.24 : x - Step 2: Convert to fraction form
88,454.60/122,068.68 = 48,170.24/x - Step 3: Cross multiply
88,454.60x = 122,068.68 × 48,170.24 - Step 4: Simplify right side
88,454.60x = 5,880,077,612.08 - Step 5: Solve for x
x = 5,880,077,612.08/88,454.60 - Step 6: Final answer
x = 66,475.66
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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.