Finding the Fourth Proportional to 134,163.73, 185,136.97 and 73,733.07
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Solution
The fourth proportional to 134,163.73, 185,136.97 and 73,733.07 is: 101,746.70
Step by Step Solution
- Step 1: Write the proportion equation
134,163.73 : 185,136.97 = 73,733.07 : x - Step 2: Convert to fraction form
134,163.73/185,136.97 = 73,733.07/x - Step 3: Cross multiply
134,163.73x = 185,136.97 × 73,733.07 - Step 4: Simplify right side
134,163.73x = 13,650,717,168.60 - Step 5: Solve for x
x = 13,650,717,168.60/134,163.73 - Step 6: Final answer
x = 101,746.70
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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.