Finding the Fourth Proportional to 178,541.28, 246,398.09 and 97,968.96
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Solution
The fourth proportional to 178,541.28, 246,398.09 and 97,968.96 is: 135,203.27
Step by Step Solution
- Step 1: Write the proportion equation
178,541.28 : 246,398.09 = 97,968.96 : x - Step 2: Convert to fraction form
178,541.28/246,398.09 = 97,968.96/x - Step 3: Cross multiply
178,541.28x = 246,398.09 × 97,968.96 - Step 4: Simplify right side
178,541.28x = 24,139,364,133.44 - Step 5: Solve for x
x = 24,139,364,133.44/178,541.28 - Step 6: Final answer
x = 135,203.27
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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.