Finding the Fourth Proportional to 102,536.73, 153,903.60 and 49,983.12
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Solution
The fourth proportional to 102,536.73, 153,903.60 and 49,983.12 is: 75,022.70
Step by Step Solution
- Step 1: Write the proportion equation
102,536.73 : 153,903.60 = 49,983.12 : x - Step 2: Convert to fraction form
102,536.73/153,903.60 = 49,983.12/x - Step 3: Cross multiply
102,536.73x = 153,903.60 × 49,983.12 - Step 4: Simplify right side
102,536.73x = 7,692,582,107.23 - Step 5: Solve for x
x = 7,692,582,107.23/102,536.73 - Step 6: Final answer
x = 75,022.70
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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.