Finding the Fourth Proportional to 216,748.44, 324,827.21 and 104,420.48
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Solution
The fourth proportional to 216,748.44, 324,827.21 and 104,420.48 is: 156,488.38
Step by Step Solution
- Step 1: Write the proportion equation
216,748.44 : 324,827.21 = 104,420.48 : x - Step 2: Convert to fraction form
216,748.44/324,827.21 = 104,420.48/x - Step 3: Cross multiply
216,748.44x = 324,827.21 × 104,420.48 - Step 4: Simplify right side
216,748.44x = 33,918,611,822.18 - Step 5: Solve for x
x = 33,918,611,822.18/216,748.44 - Step 6: Final answer
x = 156,488.38
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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.