Finding the Fourth Proportional to 68,382.13, 102,619.02 and 24,009.03
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Solution
The fourth proportional to 68,382.13, 102,619.02 and 24,009.03 is: 36,029.63
Step by Step Solution
- Step 1: Write the proportion equation
68,382.13 : 102,619.02 = 24,009.03 : x - Step 2: Convert to fraction form
68,382.13/102,619.02 = 24,009.03/x - Step 3: Cross multiply
68,382.13x = 102,619.02 × 24,009.03 - Step 4: Simplify right side
68,382.13x = 2,463,783,129.75 - Step 5: Solve for x
x = 2,463,783,129.75/68,382.13 - Step 6: Final answer
x = 36,029.63
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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.