Finding the Fourth Proportional to 68,226.06, 102,214.41 and 49,459.56
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Solution
The fourth proportional to 68,226.06, 102,214.41 and 49,459.56 is: 74,098.95
Step by Step Solution
- Step 1: Write the proportion equation
68,226.06 : 102,214.41 = 49,459.56 : x - Step 2: Convert to fraction form
68,226.06/102,214.41 = 49,459.56/x - Step 3: Cross multiply
68,226.06x = 102,214.41 × 49,459.56 - Step 4: Simplify right side
68,226.06x = 5,055,479,744.26 - Step 5: Solve for x
x = 5,055,479,744.26/68,226.06 - Step 6: Final answer
x = 74,098.95
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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.