Finding the Fourth Proportional to 135,845.27, 203,702.36 and 56,938.31
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Solution
The fourth proportional to 135,845.27, 203,702.36 and 56,938.31 is: 85,379.99
Step by Step Solution
- Step 1: Write the proportion equation
135,845.27 : 203,702.36 = 56,938.31 : x - Step 2: Convert to fraction form
135,845.27/203,702.36 = 56,938.31/x - Step 3: Cross multiply
135,845.27x = 203,702.36 × 56,938.31 - Step 4: Simplify right side
135,845.27x = 11,598,466,818.21 - Step 5: Solve for x
x = 11,598,466,818.21/135,845.27 - Step 6: Final answer
x = 85,379.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.