Finding the Fourth Proportional to 68,104.75, 102,156.95 and 32,458.02
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Solution
The fourth proportional to 68,104.75, 102,156.95 and 32,458.02 is: 48,686.94
Step by Step Solution
- Step 1: Write the proportion equation
68,104.75 : 102,156.95 = 32,458.02 : x - Step 2: Convert to fraction form
68,104.75/102,156.95 = 32,458.02/x - Step 3: Cross multiply
68,104.75x = 102,156.95 × 32,458.02 - Step 4: Simplify right side
68,104.75x = 3,315,812,024.30 - Step 5: Solve for x
x = 3,315,812,024.30/68,104.75 - Step 6: Final answer
x = 48,686.94
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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.