Finding the Fourth Proportional to 107,346.09, 161,023.50 and 27,386.13
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Solution
The fourth proportional to 107,346.09, 161,023.50 and 27,386.13 is: 41,080.31
Step by Step Solution
- Step 1: Write the proportion equation
107,346.09 : 161,023.50 = 27,386.13 : x - Step 2: Convert to fraction form
107,346.09/161,023.50 = 27,386.13/x - Step 3: Cross multiply
107,346.09x = 161,023.50 × 27,386.13 - Step 4: Simplify right side
107,346.09x = 4,409,810,504.06 - Step 5: Solve for x
x = 4,409,810,504.06/107,346.09 - Step 6: Final answer
x = 41,080.31
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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.