Finding the Fourth Proportional to 202,684.06, 279,704.10 and 113,260.06
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Solution
The fourth proportional to 202,684.06, 279,704.10 and 113,260.06 is: 156,298.94
Step by Step Solution
- Step 1: Write the proportion equation
202,684.06 : 279,704.10 = 113,260.06 : x - Step 2: Convert to fraction form
202,684.06/279,704.10 = 113,260.06/x - Step 3: Cross multiply
202,684.06x = 279,704.10 × 113,260.06 - Step 4: Simplify right side
202,684.06x = 31,679,303,148.25 - Step 5: Solve for x
x = 31,679,303,148.25/202,684.06 - Step 6: Final answer
x = 156,298.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.