Finding the Fourth Proportional to 113,732.82, 170,541.99 and 66,364.02
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Solution
The fourth proportional to 113,732.82, 170,541.99 and 66,364.02 is: 99,512.63
Step by Step Solution
- Step 1: Write the proportion equation
113,732.82 : 170,541.99 = 66,364.02 : x - Step 2: Convert to fraction form
113,732.82/170,541.99 = 66,364.02/x - Step 3: Cross multiply
113,732.82x = 170,541.99 × 66,364.02 - Step 4: Simplify right side
113,732.82x = 11,317,852,035.20 - Step 5: Solve for x
x = 11,317,852,035.20/113,732.82 - Step 6: Final answer
x = 99,512.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.