Finding the Fourth Proportional to 88,487.60, 122,114.94 and 48,203.60
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Solution
The fourth proportional to 88,487.60, 122,114.94 and 48,203.60 is: 66,522.09
Step by Step Solution
- Step 1: Write the proportion equation
88,487.60 : 122,114.94 = 48,203.60 : x - Step 2: Convert to fraction form
88,487.60/122,114.94 = 48,203.60/x - Step 3: Cross multiply
88,487.60x = 122,114.94 × 48,203.60 - Step 4: Simplify right side
88,487.60x = 5,886,379,721.78 - Step 5: Solve for x
x = 5,886,379,721.78/88,487.60 - Step 6: Final answer
x = 66,522.09
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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.