Finding the Fourth Proportional to 178,922.96, 246,912.24 and 98,349.63
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Solution
The fourth proportional to 178,922.96, 246,912.24 and 98,349.63 is: 135,721.70
Step by Step Solution
- Step 1: Write the proportion equation
178,922.96 : 246,912.24 = 98,349.63 : x - Step 2: Convert to fraction form
178,922.96/246,912.24 = 98,349.63/x - Step 3: Cross multiply
178,922.96x = 246,912.24 × 98,349.63 - Step 4: Simplify right side
178,922.96x = 24,283,727,446.47 - Step 5: Solve for x
x = 24,283,727,446.47/178,922.96 - Step 6: Final answer
x = 135,721.70
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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.