Finding the Fourth Proportional to 135,505.09, 203,224.96 and 56,576.53
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Solution
The fourth proportional to 135,505.09, 203,224.96 and 56,576.53 is: 84,851.15
Step by Step Solution
- Step 1: Write the proportion equation
135,505.09 : 203,224.96 = 56,576.53 : x - Step 2: Convert to fraction form
135,505.09/203,224.96 = 56,576.53/x - Step 3: Cross multiply
135,505.09x = 203,224.96 × 56,576.53 - Step 4: Simplify right side
135,505.09x = 11,497,761,747.18 - Step 5: Solve for x
x = 11,497,761,747.18/135,505.09 - Step 6: Final answer
x = 84,851.15
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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.