Finding the Fourth Proportional to 178,677.23, 246,572.87 and 98,104.05
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Solution
The fourth proportional to 178,677.23, 246,572.87 and 98,104.05 is: 135,382.65
Step by Step Solution
- Step 1: Write the proportion equation
178,677.23 : 246,572.87 = 98,104.05 : x - Step 2: Convert to fraction form
178,677.23/246,572.87 = 98,104.05/x - Step 3: Cross multiply
178,677.23x = 246,572.87 × 98,104.05 - Step 4: Simplify right side
178,677.23x = 24,189,797,167.12 - Step 5: Solve for x
x = 24,189,797,167.12/178,677.23 - Step 6: Final answer
x = 135,382.65
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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.