Finding the Fourth Proportional to 178,902.98, 246,881.97 and 97,229.31
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Solution
The fourth proportional to 178,902.98, 246,881.97 and 97,229.31 is: 134,174.20
Step by Step Solution
- Step 1: Write the proportion equation
178,902.98 : 246,881.97 = 97,229.31 : x - Step 2: Convert to fraction form
178,902.98/246,881.97 = 97,229.31/x - Step 3: Cross multiply
178,902.98x = 246,881.97 × 97,229.31 - Step 4: Simplify right side
178,902.98x = 24,004,163,108.39 - Step 5: Solve for x
x = 24,004,163,108.39/178,902.98 - Step 6: Final answer
x = 134,174.20
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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.