Finding the Fourth Proportional to 252,272.68, 348,139.02 and 137,550.39
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Solution
The fourth proportional to 252,272.68, 348,139.02 and 137,550.39 is: 189,821.02
Step by Step Solution
- Step 1: Write the proportion equation
252,272.68 : 348,139.02 = 137,550.39 : x - Step 2: Convert to fraction form
252,272.68/348,139.02 = 137,550.39/x - Step 3: Cross multiply
252,272.68x = 348,139.02 × 137,550.39 - Step 4: Simplify right side
252,272.68x = 47,886,657,975.22 - Step 5: Solve for x
x = 47,886,657,975.22/252,272.68 - Step 6: Final answer
x = 189,821.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.