Finding the Fourth Proportional to 134,135.80, 201,203.70 and 132,062.20
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Solution
The fourth proportional to 134,135.80, 201,203.70 and 132,062.20 is: 198,093.30
Step by Step Solution
- Step 1: Write the proportion equation
134,135.80 : 201,203.70 = 132,062.20 : x - Step 2: Convert to fraction form
134,135.80/201,203.70 = 132,062.20/x - Step 3: Cross multiply
134,135.80x = 201,203.70 × 132,062.20 - Step 4: Simplify right side
134,135.80x = 26,571,403,270.14 - Step 5: Solve for x
x = 26,571,403,270.14/134,135.80 - Step 6: Final answer
x = 198,093.30
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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.