Finding the Fourth Proportional to 134,672.44, 202,012.08 and 55,765.48
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Solution
The fourth proportional to 134,672.44, 202,012.08 and 55,765.48 is: 83,649.64
Step by Step Solution
- Step 1: Write the proportion equation
134,672.44 : 202,012.08 = 55,765.48 : x - Step 2: Convert to fraction form
134,672.44/202,012.08 = 55,765.48/x - Step 3: Cross multiply
134,672.44x = 202,012.08 × 55,765.48 - Step 4: Simplify right side
134,672.44x = 11,265,300,607.00 - Step 5: Solve for x
x = 11,265,300,607.00/134,672.44 - Step 6: Final answer
x = 83,649.64
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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.