Finding the Fourth Proportional to 107,658.24, 161,512.92 and 36,585.60
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Solution
The fourth proportional to 107,658.24, 161,512.92 and 36,585.60 is: 54,887.09
Step by Step Solution
- Step 1: Write the proportion equation
107,658.24 : 161,512.92 = 36,585.60 : x - Step 2: Convert to fraction form
107,658.24/161,512.92 = 36,585.60/x - Step 3: Cross multiply
107,658.24x = 161,512.92 × 36,585.60 - Step 4: Simplify right side
107,658.24x = 5,909,047,085.95 - Step 5: Solve for x
x = 5,909,047,085.95/107,658.24 - Step 6: Final answer
x = 54,887.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.