Finding the Fourth Proportional to 178,513.18, 246,350.69 and 97,939.24
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Solution
The fourth proportional to 178,513.18, 246,350.69 and 97,939.24 is: 135,157.52
Step by Step Solution
- Step 1: Write the proportion equation
178,513.18 : 246,350.69 = 97,939.24 : x - Step 2: Convert to fraction form
178,513.18/246,350.69 = 97,939.24/x - Step 3: Cross multiply
178,513.18x = 246,350.69 × 97,939.24 - Step 4: Simplify right side
178,513.18x = 24,127,399,352.08 - Step 5: Solve for x
x = 24,127,399,352.08/178,513.18 - Step 6: Final answer
x = 135,157.52
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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.