Finding the Fourth Proportional to 135,877.48, 203,829.18 and 52,777.96
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Solution
The fourth proportional to 135,877.48, 203,829.18 and 52,777.96 is: 79,171.97
Step by Step Solution
- Step 1: Write the proportion equation
135,877.48 : 203,829.18 = 52,777.96 : x - Step 2: Convert to fraction form
135,877.48/203,829.18 = 52,777.96/x - Step 3: Cross multiply
135,877.48x = 203,829.18 × 52,777.96 - Step 4: Simplify right side
135,877.48x = 10,757,688,308.87 - Step 5: Solve for x
x = 10,757,688,308.87/135,877.48 - Step 6: Final answer
x = 79,171.97
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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.