Finding the Fourth Proportional to 68,276.63, 102,343.87 and 38,246.84
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Solution
The fourth proportional to 68,276.63, 102,343.87 and 38,246.84 is: 57,330.45
Step by Step Solution
- Step 1: Write the proportion equation
68,276.63 : 102,343.87 = 38,246.84 : x - Step 2: Convert to fraction form
68,276.63/102,343.87 = 38,246.84/x - Step 3: Cross multiply
68,276.63x = 102,343.87 × 38,246.84 - Step 4: Simplify right side
68,276.63x = 3,914,329,429.64 - Step 5: Solve for x
x = 3,914,329,429.64/68,276.63 - Step 6: Final answer
x = 57,330.45
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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.