Finding the Fourth Proportional to 88,549.05, 122,197.79 and 48,262.85
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Solution
The fourth proportional to 88,549.05, 122,197.79 and 48,262.85 is: 66,602.78
Step by Step Solution
- Step 1: Write the proportion equation
88,549.05 : 122,197.79 = 48,262.85 : x - Step 2: Convert to fraction form
88,549.05/122,197.79 = 48,262.85/x - Step 3: Cross multiply
88,549.05x = 122,197.79 × 48,262.85 - Step 4: Simplify right side
88,549.05x = 5,897,613,577.01 - Step 5: Solve for x
x = 5,897,613,577.01/88,549.05 - Step 6: Final answer
x = 66,602.78
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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.