Finding the Fourth Proportional to 135,515.94, 203,270.97 and 46,766.46
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Solution
The fourth proportional to 135,515.94, 203,270.97 and 46,766.46 is: 70,148.68
Step by Step Solution
- Step 1: Write the proportion equation
135,515.94 : 203,270.97 = 46,766.46 : x - Step 2: Convert to fraction form
135,515.94/203,270.97 = 46,766.46/x - Step 3: Cross multiply
135,515.94x = 203,270.97 × 46,766.46 - Step 4: Simplify right side
135,515.94x = 9,506,263,687.67 - Step 5: Solve for x
x = 9,506,263,687.67/135,515.94 - Step 6: Final answer
x = 70,148.68
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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.