Finding the Fourth Proportional to 135,299.46, 202,947.08 and 46,553.74
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Solution
The fourth proportional to 135,299.46, 202,947.08 and 46,553.74 is: 69,829.88
Step by Step Solution
- Step 1: Write the proportion equation
135,299.46 : 202,947.08 = 46,553.74 : x - Step 2: Convert to fraction form
135,299.46/202,947.08 = 46,553.74/x - Step 3: Cross multiply
135,299.46x = 202,947.08 × 46,553.74 - Step 4: Simplify right side
135,299.46x = 9,447,945,596.08 - Step 5: Solve for x
x = 9,447,945,596.08/135,299.46 - Step 6: Final answer
x = 69,829.88
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1.5x scale
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.