Finding the Fourth Proportional to 202,527.68, 279,484.80 and 117,645.44
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Solution
The fourth proportional to 202,527.68, 279,484.80 and 117,645.44 is: 162,348.73
Step by Step Solution
- Step 1: Write the proportion equation
202,527.68 : 279,484.80 = 117,645.44 : x - Step 2: Convert to fraction form
202,527.68/279,484.80 = 117,645.44/x - Step 3: Cross multiply
202,527.68x = 279,484.80 × 117,645.44 - Step 4: Simplify right side
202,527.68x = 32,880,112,269.31 - Step 5: Solve for x
x = 32,880,112,269.31/202,527.68 - Step 6: Final answer
x = 162,348.73
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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.