Finding the Fourth Proportional to 178,915.24, 246,898.02 and 98,342.92
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Solution
The fourth proportional to 178,915.24, 246,898.02 and 98,342.92 is: 135,710.48
Step by Step Solution
- Step 1: Write the proportion equation
178,915.24 : 246,898.02 = 98,342.92 : x - Step 2: Convert to fraction form
178,915.24/246,898.02 = 98,342.92/x - Step 3: Cross multiply
178,915.24x = 246,898.02 × 98,342.92 - Step 4: Simplify right side
178,915.24x = 24,280,672,229.02 - Step 5: Solve for x
x = 24,280,672,229.02/178,915.24 - Step 6: Final answer
x = 135,710.48
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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.