Finding the Fourth Proportional to 147,026.26, 220,455.96 and 134,487.46
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Solution
The fourth proportional to 147,026.26, 220,455.96 and 134,487.46 is: 201,654.88
Step by Step Solution
- Step 1: Write the proportion equation
147,026.26 : 220,455.96 = 134,487.46 : x - Step 2: Convert to fraction form
147,026.26/220,455.96 = 134,487.46/x - Step 3: Cross multiply
147,026.26x = 220,455.96 × 134,487.46 - Step 4: Simplify right side
147,026.26x = 29,648,562,102.26 - Step 5: Solve for x
x = 29,648,562,102.26/147,026.26 - Step 6: Final answer
x = 201,654.88
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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.