Finding the Fourth Proportional to 235,617.94, 353,496.57 and 135,849.70
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Solution
The fourth proportional to 235,617.94, 353,496.57 and 135,849.70 is: 203,814.71
Step by Step Solution
- Step 1: Write the proportion equation
235,617.94 : 353,496.57 = 135,849.70 : x - Step 2: Convert to fraction form
235,617.94/353,496.57 = 135,849.70/x - Step 3: Cross multiply
235,617.94x = 353,496.57 × 135,849.70 - Step 4: Simplify right side
235,617.94x = 48,022,402,985.53 - Step 5: Solve for x
x = 48,022,402,985.53/235,617.94 - Step 6: Final answer
x = 203,814.71
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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.