Finding the Fourth Proportional to 134,285.18, 201,427.76 and 63,163.60
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Solution
The fourth proportional to 134,285.18, 201,427.76 and 63,163.60 is: 94,745.40
Step by Step Solution
- Step 1: Write the proportion equation
134,285.18 : 201,427.76 = 63,163.60 : x - Step 2: Convert to fraction form
134,285.18/201,427.76 = 63,163.60/x - Step 3: Cross multiply
134,285.18x = 201,427.76 × 63,163.60 - Step 4: Simplify right side
134,285.18x = 12,722,902,115.88 - Step 5: Solve for x
x = 12,722,902,115.88/134,285.18 - Step 6: Final answer
x = 94,745.40
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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.