Finding the Fourth Proportional to 147,337.68, 203,326.02 and 80,269.68
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Solution
The fourth proportional to 147,337.68, 203,326.02 and 80,269.68 is: 110,772.17
Step by Step Solution
- Step 1: Write the proportion equation
147,337.68 : 203,326.02 = 80,269.68 : x - Step 2: Convert to fraction form
147,337.68/203,326.02 = 80,269.68/x - Step 3: Cross multiply
147,337.68x = 203,326.02 × 80,269.68 - Step 4: Simplify right side
147,337.68x = 16,320,914,561.07 - Step 5: Solve for x
x = 16,320,914,561.07/147,337.68 - Step 6: Final answer
x = 110,772.17
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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.