Finding the Fourth Proportional to 88,461.02, 122,076.33 and 48,174.95
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Solution
The fourth proportional to 88,461.02, 122,076.33 and 48,174.95 is: 66,481.50
Step by Step Solution
- Step 1: Write the proportion equation
88,461.02 : 122,076.33 = 48,174.95 : x - Step 2: Convert to fraction form
88,461.02/122,076.33 = 48,174.95/x - Step 3: Cross multiply
88,461.02x = 122,076.33 × 48,174.95 - Step 4: Simplify right side
88,461.02x = 5,881,021,093.93 - Step 5: Solve for x
x = 5,881,021,093.93/88,461.02 - Step 6: Final answer
x = 66,481.50
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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.