Finding the Fourth Proportional to 68,329.21, 102,525.47 and 26,195.21
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Solution
The fourth proportional to 68,329.21, 102,525.47 and 26,195.21 is: 39,304.95
Step by Step Solution
- Step 1: Write the proportion equation
68,329.21 : 102,525.47 = 26,195.21 : x - Step 2: Convert to fraction form
68,329.21/102,525.47 = 26,195.21/x - Step 3: Cross multiply
68,329.21x = 102,525.47 × 26,195.21 - Step 4: Simplify right side
68,329.21x = 2,685,676,217.00 - Step 5: Solve for x
x = 2,685,676,217.00/68,329.21 - Step 6: Final answer
x = 39,304.95
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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.