Finding the Fourth Proportional to 178,696.26, 246,598.99 and 98,123.02
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Solution
The fourth proportional to 178,696.26, 246,598.99 and 98,123.02 is: 135,408.75
Step by Step Solution
- Step 1: Write the proportion equation
178,696.26 : 246,598.99 = 98,123.02 : x - Step 2: Convert to fraction form
178,696.26/246,598.99 = 98,123.02/x - Step 3: Cross multiply
178,696.26x = 246,598.99 × 98,123.02 - Step 4: Simplify right side
178,696.26x = 24,197,036,765.94 - Step 5: Solve for x
x = 24,197,036,765.94/178,696.26 - Step 6: Final answer
x = 135,408.75
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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.