Finding the Fourth Proportional to 201,973.44, 278,713.44 and 111,334.44
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Solution
The fourth proportional to 201,973.44, 278,713.44 and 111,334.44 is: 153,636.07
Step by Step Solution
- Step 1: Write the proportion equation
201,973.44 : 278,713.44 = 111,334.44 : x - Step 2: Convert to fraction form
201,973.44/278,713.44 = 111,334.44/x - Step 3: Cross multiply
201,973.44x = 278,713.44 × 111,334.44 - Step 4: Simplify right side
201,973.44x = 31,030,404,762.87 - Step 5: Solve for x
x = 31,030,404,762.87/201,973.44 - Step 6: Final answer
x = 153,636.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.