Finding the Fourth Proportional to 201,077.26, 301,615.62 and 51,317.55
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Solution
The fourth proportional to 201,077.26, 301,615.62 and 51,317.55 is: 76,976.26
Step by Step Solution
- Step 1: Write the proportion equation
201,077.26 : 301,615.62 = 51,317.55 : x - Step 2: Convert to fraction form
201,077.26/301,615.62 = 51,317.55/x - Step 3: Cross multiply
201,077.26x = 301,615.62 × 51,317.55 - Step 4: Simplify right side
201,077.26x = 15,478,174,660.13 - Step 5: Solve for x
x = 15,478,174,660.13/201,077.26 - Step 6: Final answer
x = 76,976.26
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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.