Finding the Fourth Proportional to 134,891.70, 202,337.55 and 46,115.70
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Solution
The fourth proportional to 134,891.70, 202,337.55 and 46,115.70 is: 69,173.55
Step by Step Solution
- Step 1: Write the proportion equation
134,891.70 : 202,337.55 = 46,115.70 : x - Step 2: Convert to fraction form
134,891.70/202,337.55 = 46,115.70/x - Step 3: Cross multiply
134,891.70x = 202,337.55 × 46,115.70 - Step 4: Simplify right side
134,891.70x = 9,330,937,754.54 - Step 5: Solve for x
x = 9,330,937,754.54/134,891.70 - Step 6: Final answer
x = 69,173.55
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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.