Finding the Fourth Proportional to 132,600.24, 198,903.60 and 73,288.80
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Solution
The fourth proportional to 132,600.24, 198,903.60 and 73,288.80 is: 109,934.99
Step by Step Solution
- Step 1: Write the proportion equation
132,600.24 : 198,903.60 = 73,288.80 : x - Step 2: Convert to fraction form
132,600.24/198,903.60 = 73,288.80/x - Step 3: Cross multiply
132,600.24x = 198,903.60 × 73,288.80 - Step 4: Simplify right side
132,600.24x = 14,577,406,159.68 - Step 5: Solve for x
x = 14,577,406,159.68/132,600.24 - Step 6: Final answer
x = 109,934.99
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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.