Finding the Fourth Proportional to 98,409.09, 147,577.36 and 35,212.08
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Solution
The fourth proportional to 98,409.09, 147,577.36 and 35,212.08 is: 52,805.14
Step by Step Solution
- Step 1: Write the proportion equation
98,409.09 : 147,577.36 = 35,212.08 : x - Step 2: Convert to fraction form
98,409.09/147,577.36 = 35,212.08/x - Step 3: Cross multiply
98,409.09x = 147,577.36 × 35,212.08 - Step 4: Simplify right side
98,409.09x = 5,196,505,806.51 - Step 5: Solve for x
x = 5,196,505,806.51/98,409.09 - Step 6: Final answer
x = 52,805.14
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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.