Finding the Fourth Proportional to 132,133.40, 198,250.26 and 57,306.08
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Solution
The fourth proportional to 132,133.40, 198,250.26 and 57,306.08 is: 85,980.87
Step by Step Solution
- Step 1: Write the proportion equation
132,133.40 : 198,250.26 = 57,306.08 : x - Step 2: Convert to fraction form
132,133.40/198,250.26 = 57,306.08/x - Step 3: Cross multiply
132,133.40x = 198,250.26 × 57,306.08 - Step 4: Simplify right side
132,133.40x = 11,360,945,259.58 - Step 5: Solve for x
x = 11,360,945,259.58/132,133.40 - Step 6: Final answer
x = 85,980.87
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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.