Finding the Fourth Proportional to 102,170.31, 153,325.94 and 35,610.99
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Solution
The fourth proportional to 102,170.31, 153,325.94 and 35,610.99 is: 53,441.05
Step by Step Solution
- Step 1: Write the proportion equation
102,170.31 : 153,325.94 = 35,610.99 : x - Step 2: Convert to fraction form
102,170.31/153,325.94 = 35,610.99/x - Step 3: Cross multiply
102,170.31x = 153,325.94 × 35,610.99 - Step 4: Simplify right side
102,170.31x = 5,460,088,338.03 - Step 5: Solve for x
x = 5,460,088,338.03/102,170.31 - Step 6: Final answer
x = 53,441.05
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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.