Finding the Fourth Proportional to 107,409.96, 160,949.34 and 57,496.68
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Solution
The fourth proportional to 107,409.96, 160,949.34 and 57,496.68 is: 86,156.37
Step by Step Solution
- Step 1: Write the proportion equation
107,409.96 : 160,949.34 = 57,496.68 : x - Step 2: Convert to fraction form
107,409.96/160,949.34 = 57,496.68/x - Step 3: Cross multiply
107,409.96x = 160,949.34 × 57,496.68 - Step 4: Simplify right side
107,409.96x = 9,254,052,698.19 - Step 5: Solve for x
x = 9,254,052,698.19/107,409.96 - Step 6: Final answer
x = 86,156.37
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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.