Finding the Fourth Proportional to 178,908.21, 246,895.25 and 97,236.48
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Solution
The fourth proportional to 178,908.21, 246,895.25 and 97,236.48 is: 134,187.39
Step by Step Solution
- Step 1: Write the proportion equation
178,908.21 : 246,895.25 = 97,236.48 : x - Step 2: Convert to fraction form
178,908.21/246,895.25 = 97,236.48/x - Step 3: Cross multiply
178,908.21x = 246,895.25 × 97,236.48 - Step 4: Simplify right side
178,908.21x = 24,007,225,478.39 - Step 5: Solve for x
x = 24,007,225,478.39/178,908.21 - Step 6: Final answer
x = 134,187.39
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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.