Finding the Fourth Proportional to 252,122.40, 378,037.80 and 94,366.80
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Solution
The fourth proportional to 252,122.40, 378,037.80 and 94,366.80 is: 141,495.63
Step by Step Solution
- Step 1: Write the proportion equation
252,122.40 : 378,037.80 = 94,366.80 : x - Step 2: Convert to fraction form
252,122.40/378,037.80 = 94,366.80/x - Step 3: Cross multiply
252,122.40x = 378,037.80 × 94,366.80 - Step 4: Simplify right side
252,122.40x = 35,674,217,465.04 - Step 5: Solve for x
x = 35,674,217,465.04/252,122.40 - Step 6: Final answer
x = 141,495.63
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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.